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Sale
The Green 40 oz Lifestyle Flip Straw Lid by the-darling-effect includes a leak-resistant clear lid and a light green flip straw, both packaged together for easy hydration and displayed on branded The Darling Effect packaging. Compatible with 40 oz tumblers.

Green 40 oz Lifestyle Flip Straw Lid

$7.00
$7.00
$10.00
Sale
Five Bouquet Beauty Purple 40 oz Tumbler Straws by the-darling-effect are partially pulled from their white box, set against a light beige background. The set is BPA-free and reusable.

Bouquet Beauty Purple 40 oz Tumbler Straw Set

$5.00
$5.00
$10.00
Sale
The-darling-effect’s Endless Daydream Cream 40 oz Lifestyle Flip Straw Tumbler and a matching floral tumbler with handles and pink straws sit side by side on a white surface against a beige background.

Endless Daydream Cream 40 oz Lifestyle Flip Straw Tumbler

$22.00
$22.00
$44.00
Sale
A white box labeled the-darling-effect. Secret Garden Blue 40 oz Tumbler Straw Set holds five BPA-free reusable straws with pastel floral patterns, arranged in a staggered row on a cream-colored background.

Secret Garden Blue 40 oz Tumbler Straw Set

$5.00
$5.00
$10.00

print of the season: maple gingham

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Sale
The Darling Effect's Spooky Sweet Tumbler Charm—a gold chain with candy corn, ghost, and black bow—hangs from a tall white cup's handle against a beige background, perfect as a Halloween accessory or bracelet.

Spooky Sweet Tumbler Charm

$5.00
$5.00
$10.00
Sale
The Blue 40 oz Lifestyle Flip Straw Lid by the-darling-effect features a leak-resistant design with a blue handle and clear straw, packaged for convenience. Compatible with popular 40 oz tumblers, this lid ensures optimal hydration and emphasizes leak resistance when the straw is closed.

Blue 40 oz Lifestyle Flip Straw Lid

$7.00
$7.00
$10.00
Sale
The Glamour Tumbler Charm by the-darling-effect features a gold chain bracelet with three charms—a pink bow, black perfume bottle, and pearl heart—on a cream stand, perfect for pairing with your favorite tumbler accessories.

Glamour Tumbler Charm

$5.00
$5.00
$10.00
Sale
A white box labeled "the-darling-effect" holds five light blue, BPA-free Oh So Fancy Blue 40 oz Tumbler Straws with a subtle pattern, partially sticking out against a cream background.

Oh So Fancy Blue 40 oz Tumbler Straw Set

$5.00
$5.00
$10.00
Sale
The Darling Effect’s Happy Harvest Tumbler Charm features a gold chain with sunflower, orange heart, and pumpkin charms—an ideal cream-colored accessory to bring fall vibes to your tumbler.

Happy Harvest Tumbler Charm

$5.00
$5.00
$10.00
Sale
The-darling-effect's Secret Garden Blue Tumbler Silicone Boot features a pastel floral pattern with blue, purple, and pink flowers on white, plus a silicone boot for tumbler protection against dents.

Secret Garden Blue Tumbler Silicone Boot

$3.60
$3.60
$12.00
Sale
The Darling Effect's Home for the Holidays Tumbler Charm features a beaded bracelet with white and gold beads and festive charms—a reindeer, Christmas stocking, and green wreath—perfect for gifting, shown on a white cylinder.

Home for the Holidays Tumbler Charm

$5.00
$5.00
$10.00
Sale
Two navy blue "Endless Daydream" 40 oz Lifestyle Flip Straw Tumblers by the-darling-effect, featuring blue floral patterns, large handles, clear lids, and blue silicone straws, are set on white tiles with a beige background.

Endless Daydream Navy 40 oz Lifestyle Flip Straw Tumbler

$22.00
$22.00
$44.00
Sale
The Bow Pink Tumbler Lid Tag by the-darling-effect is shown in packaging. A pink translucent bow shape adds an adorable touch to your tumbler—perfect for personalizing your drinkware collection.

Bow Pink Tumbler Lid Tag

$3.00
$3.00
$10.00
Sale
The Secret Garden Pink 40 oz Lifestyle Flip Straw Tumbler by the-darling-effect features bright pink, orange, and peach floral patterns on cream, has a handle and leak-resistant lid, and displays the darling effect logo at the bottom.

Secret Garden Pink 40 oz Lifestyle Flip Straw Tumbler

$22.00
$22.00
$44.00
Sale
The-darling-effect's Secret Garden Pink Tumbler Silicone Boot features a white cup with a decorative pink, orange, yellow, and green floral band and includes a protective silicone boot to prevent tumbler dents.

Secret Garden Pink Tumbler Silicone Boot

$3.60
$3.60
$12.00
Sale
The Darling Effect's Ciao Bella 20 oz Lifestyle Flip Straw Tumbler, featuring a large handle and colorful fruit and floral patterns, sits on a white surface with a beige background.

Ciao Bella 20 oz Lifestyle Flip Straw Tumbler

$25.20
$25.20
$36.00
Sale
The Darling Effect’s Ciao Bella 6 oz Lil' Bitty Bottle, featuring a light blue handle, yellow lid, and bold fruit and abstract designs over beige, is the ideal stylish hydration companion for travel and adventures.

Ciao Bella 6 oz Lil' Bitty Bottle

$12.00
$12.00
$24.00
Sale
The Darling Effect Christmas Tree Tumbler Lid Tag, designed for Stanley Quencher 2.0 lids, features a green Christmas tree on a pink gingham background—perfect holiday accessory!.

Christmas Tree Tumbler Lid Tag

$3.00
$3.00
$10.00
Sale
The Darling Effect Ghost Party 20 oz Lifestyle Flip Straw Tumbler is a large fall mug with a handle, light cream background, pastel ghosts and pumpkins, clear lid, pink straw, and triple-walled insulation.

Ghost Party 20 oz Lifestyle Flip Straw Tumbler

$23.80
$23.80
$34.00
Sale
A white box labeled "the-darling-effect" holds five BPA-free Bouquet Beauty Sage 40 oz Tumbler Straws with orange and yellow floral patterns, shown on a light cream background.

Bouquet Beauty Sage 40 oz Tumbler Straw Set

$5.00
$5.00
$10.00
Sale
The-darling-effect Endless Daydream Navy Tumbler Silicone Boot is a white cylinder with a navy blue floral-patterned base, offering tumbler protection and helping prevent dents.

Endless Daydream Navy Tumbler Silicone Boot

$3.60
$3.60
$12.00
Sale
The Darling Effect’s Periwinkle Tumbler Sling holds a lavender tumbler with white lid and straw in a matching neoprene sleeve with side pocket, an adjustable pink strap with purple and white flowers, gold clasps, and an off-white background.

Periwinkle Tumbler Sling

$10.20
$10.20
$34.00
Sale
Sip in style with The Darling Effect’s Lobster 2 oz Tiny Tumbler, featuring blue and white stripes, a red lobster emblem, and a metal straw.

Lobster 2 oz Tiny Tumbler

$10.00
$10.00
$16.00
Sale
The Darling Effect's Strawberry Fields 20 oz Lifestyle Flip Straw Tumbler—a pink insulated stainless steel tumbler with a handle, decorated with strawberries and small flowers—sits on a white surface against a beige background.

Strawberry Fields 20 oz Lifestyle Flip Straw Tumbler

$25.20
$25.20
$36.00
Sale
The Darling Effect’s Coastal Cove 6 oz Lil' Bitty Bottle features a light green floral design, pink accents, and a mint green handle—perfect for staying hydrated while you travel.

Coastal Cove 6 oz Lil' Bitty Bottle

$12.00
$12.00
$24.00
Sale
Two Bouquet Beauty Sage 40 oz Lifestyle Flip Straw Tumblers by the-darling-effect, leak-resistant with large handles, green straws, clear lids, and floral patterns in orange, white, and pink are shown on a white tiled surface.

Bouquet Beauty Sage 40 oz Lifestyle Flip Straw Tumbler

$22.00
$22.00
$44.00
Sale
The Darling Effect Black Tumbler Sling holds a large clear tumbler with white lid and straw, featuring a pocket, detachable strap with white floral design and gold hardware. Shown on a white surface against a beige background.

Black Tumbler Sling

$10.20
$10.20
$34.00
Sale
A close-up of The Darling Effect's Pink Tumbler Silicone Boot, featuring a matte white top and a smooth light pink base, displayed on a pale textured surface.

Pink Tumbler Silicone Boot

$3.60
$3.60
$12.00
Sale
A hand holds a bestselling white tumbler with a straw, featuring the-darling-effect's Secret Garden Pink Tumbler Fanny Pack in pink floral print with pink, orange, and yellow flowers and gold zipper hardware attached to the front.

Secret Garden Pink Tumbler Fanny Pack

$6.60
$6.60
$22.00
Sale
The Darling Effect’s Blushing Beauty Tumbler Charm, featuring a gold chain with a pink teardrop gem and pink-purple enamel bow, is shown hanging on a white cylindrical stand against a beige background.

Blushing Beauty Tumbler Charm

$5.00
$5.00
$10.00
Sale
A white cup with a colorful floral base sits on a light surface, protected by The Darling Effect Sweet Meadow Purple Tumbler Silicone Boot for added style and stability.

Sweet Meadow Purple Tumbler Silicone Boot

$3.60
$3.60
$12.00
Sale
The Coastal Cove 40 oz Lifestyle Flip Straw Tumbler by the-darling-effect, featuring a large handle and leak-resistant flip straw lid, displays blue, pink, and green florals. It sits on a white surface with a beige backdrop—ideal for travel.

Coastal Cove 40 oz Lifestyle Flip Straw Tumbler

$22.00
$22.00
$44.00
Sale
A white box labeled "The Darling Effect" displays the Festive Plaid 40 oz Tumbler Straw Set, with pink and red plaid reusable straws visible through a clear window at the top.

Festive Plaid 40 oz Tumbler Straw Set

$5.00
$5.00
$10.00
Sale
A hand holds a large white tumbler with a handle and straw, featuring the-darling-effect's Bouquet Beauty Sage Tumbler Fanny Pack—a water-resistant zippered pouch with an orange, yellow, and white floral pattern for hands-free convenience.

Bouquet Beauty Sage Tumbler Fanny Pack

$6.60
$6.60
$22.00
Sale
A hand holds a large cream tumbler with a handle, featuring The Darling Effect's Dear Santa Tumbler Fanny Pack—a pink zippered pouch with Santa faces and bows—attached. The background is plain light beige.

Dear Santa Tumbler Fanny Pack

$6.60
$6.60
$22.00
Sale
A hand holds a cream tumbler with the-darling-effect's Bouquet Beauty Purple Tumbler Fanny Pack, a water-resistant pouch adorned with white and yellow flowers that doubles as a trendy fanny pack for your drink.

Bouquet Beauty Purple Tumbler Fanny Pack

$6.60
$6.60
$22.00
Sale
The On Cloud Nine Tumbler Bracelet Stack by the-darling-effect features white pearls, gold beads, blue and clear crystals, plus a heart charm—displayed on a white stand. Perfect accessory for your 40 oz tumbler!.

On Cloud Nine Tumbler Bracelet Stack

$7.00
$7.00
$14.00
Sale
The Darling Effect’s Sweet Meadow Orange Tan Tumbler Silicone Boot is a practical accessory that protects and personalizes your tumbler, featuring a colorful floral pattern at the base of a white cup.

Sweet Meadow Orange Tan Tumbler Silicone Boot

$3.60
$3.60
$12.00
Sale
A hand holds The Darling Effect’s cream tumbler with a Natural Beige Tumbler Fanny Pack attached to its side and a white straw extending from the lid.

Natural Beige Tumbler Fanny Pack

$6.60
$6.60
$22.00
Sale
The Darling Effect's Santa's Workshop Tumbler Charm features a beaded bracelet with gold, pearl, and white beads plus gingerbread man, Santa Claus, and Christmas tree charms hanging on a white mug handle.

Santa's Workshop Tumbler Charm

$5.00
$5.00
$10.00
Sale
The Darling Effect’s Spook & Sparkle Tumbler Bracelet Stack, shown on a white 40 oz tumbler against a beige background, features pink, black, gold, pearl beads and a pink ghost charm for playful style.

Spook & Sparkle Tumbler Bracelet Stack

$7.00
$7.00
$14.00
Sale
A close-up of The Darling Effect’s Black Tumbler Silicone Boot featuring its matte black base and white upper section, resting on a light surface.

Black Tumbler Silicone Boot

$3.60
$3.60
$12.00
Sale
The Oh So Fancy Blue Tumbler Fanny Pack by the-darling-effect, featuring a floral and bow design, is attached to a white travel mug held by a hand with light pink nail polish.

Oh So Fancy Blue Tumbler Fanny Pack

$6.60
$6.60
$22.00
Sale
A hand with manicured nails holds a Bouquet Beauty Purple 20 oz Lifestyle Flip Straw Tumbler from the-darling-effect, featuring a lavender and white design, cream background, lid, purple straw, and logo on the front.

Bouquet Beauty Purple 20 oz Lifestyle Flip Straw Tumbler

$23.80
$23.80
$34.00
Sale
A hand with light pink nail polish holds a beige tumbler with a built-in straw, featuring the-darling-effect’s Secret Garden Blue Tumbler Fanny Pack—a pastel blue floral, water resistant accessory with a gold zipper.

Secret Garden Blue Tumbler Fanny Pack

$6.60
$6.60
$22.00
Sale
A white Stanley Quencher 2.0 mug with a red lid, a white straw, and The Darling Effect's Nutcracker Tumbler Lid Tag in pink and red attached as a festive holiday accessory.

Nutcracker Tumbler Lid Tag

$3.00
$3.00
$10.00
Sale
The-darling-effect’s Bouquet Beauty Sage Tumbler Silicone Boot features a light-colored cylindrical tumbler with a green silicone boot and a retro floral pattern of orange, pink, and white flowers for added protection against dents.

Bouquet Beauty Sage Tumbler Silicone Boot

$3.60
$3.60
$12.00
Sale
Close-up of the bottom half of a white tumbler with The Darling Effect Sage Tumbler Silicone Boot, offering a stylish, no-slip grip.

Sage Tumbler Silicone Boot

$3.60
$3.60
$12.00