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Shipping Protection

from $1.00
Killer Acid Results May Vary t-shirt in pink acid wash with a melting neon skull chest print

Results May Vary Pink Acid Wash T‑Shirt

$40.00
Front flat lay showing Cheshire cat design on purple

Cheshire Vintage T‑Shirt

$40.00
Killer Acid Just Be Cool sticker — two cartoon pals lying in the grass under a starry night, reads If Only Everyone Could Just Be Cool

Just Be Cool Sticker

$5.00
Killer Acid Cat House coir doormat reading This House Is A Cat House with a cartoon house full of cats

Cat House Doormat

$40.00

  • Sold Out

Front flat lay showing character artwork

Pay No Mind Vintage Wash T‑Shirt

$25.00 $40.00
Don't Trust the Gov't Sticker - Stickers

Don't Trust the Government Sticker

$7.00
Front flat lay showing haunted house design

Haunted House Glow in the Dark T‑Shirt

$40.00
Front flat lay on light background

Head in the Clouds T‑Shirt

$40.00
Killer Acid x Polaroid 600 camera - teal & pink instant camera with Killer Acid graphics and sticker sheets

Killer Acid x Polaroid Camera

$220.00
Killer Acid Dog Daze Purple T-Shirt front product view

Dog Daze Purple T‑Shirt

$40.00
Killer Acid Polaroid 600 Camera Bag - teal & pink camera case with Killer Acid patch and yellow strap

Killer Acid Polaroid 600 Camera Bag

$40.00

  • Save $10.00

Killer Acid Miles of Smiles black t-shirt — big yellow smiley face made up of tiny psychedelic cartoon doodles

Miles of Smiles T‑Shirt

$30.00 $40.00
Killer Acid The Persistence of Cats sticker — Dali parody with melting cartoon cats in a desert, reads The Persistence of Cats

Persistence of Cats Sticker

$5.00

  • Sold Out

Front flat lay showing melting character design

No Bad Trips Black Long Sleeve

$35.00 $50.00
Killer Acid Mushrooms Are My Friends Vintage T-Shirt front product view

Mushrooms Are My Friends Vintage T‑Shirt

$40.00

  • Save $10.00

Killer Acid Cosmic Cats T-Shirt front product view

Cosmic Cats T‑Shirt

$30.00 $40.00
Killer Acid Don't Trust the Government Screen Print front product view

Don't Trust the Government Screen Print

from $45.00

  • Save $10.00

Killer Acid Microdose T-Shirt front product view

Microdose T‑Shirt

$30.00 $40.00
Killer Acid Stoner Graveyard vintage-wash tee — psychedelic cemetery scene, reads Beware the Dangers of Marijuana

Stoner Graveyard Vintage Wash T‑Shirt

$40.00

  • Sold Out

Killer Acid Alien Cowboy die-cut sticker — green alien in a cowboy hat riding a green horse

Alien Cowboy Sticker

$5.00

  • Save $10.00

Killer Acid Nature is Weird Green T-Shirt front product view

Nature is Weird Green T‑Shirt

$30.00 $40.00
Touch Grass Sticker - Stickers

Touch Grass Sticker

$5.00
Haunted House Glow in the Dark Long Sleeve - Long Sleeves

Haunted House Glow in the Dark Long Sleeve

$50.00
Killer Acid Damn Fine Bowl of Pot metallic sticker — Twin Peaks Agent Cooper line art with smoke, reads This Is, Excuse Me, A Damn Fine Bowl of Pot

Damn Fine Bowl of Pot Metallic Sticker

$5.00

  • Sold Out

Spring Mini Sticker Pack - Stickers

Spring Mini Sticker Pack

$12.00
Killer Acid Results May Vary die-cut sticker — melting yellow face sprouting pink mushrooms and eyeballs, reads Results May Vary

Results May Vary Sticker

$5.00

  • Save $30.00

Front flat lay showing space invasion art

Spaced Invasion Pullover Hoodie

$45.00 $75.00
Cat House Sticker - Stickers

Cat House Sticker

$6.00

  • Save $15.00

Killer Acid Field Trip t-shirt in forest green – dog hiking in the woods, reads Let's Ditch Work & Get High in the Woods

Field Trip T‑Shirt

$25.00 $40.00
Black zip-up hoodie with a colorful "Killer Acid" alien logo on the chest and a folded tee with "No Bad Trips" and a vibrant alien design.

No Bad Trips Black Zip Up Hoodie

$75.00
4 Eyed Cat Socks - Socks

4 Eyed Cat Orange Socks

$15.00

  • Save $10.00

Front flat lay showing crystal wash with heads pattern

Purple Heads Deluxe Crystal Wash T‑Shirt

$40.00 $50.00

  • Save $3.00

Killer Acid Take a Hike holographic sticker — psychedelic hike scene with a yeti, critters and pines, reads Take a Hike

Take a Hike XL Holographic Sticker

$5.00 $8.00

  • Save $25.00

Front flat lay showing all-over mushroom pattern

Mushroom Friends Button Up

$45.00 $70.00
Killer Acid x Phish Sphere t-shirt in natural cream with a left-chest print of a hand fanning PHISH heart playing cards

Phish Sphere T‑Shirt

$40.00

  • Sold Out

Astrology Freaks 2026 Calendar - Posters & Prints

Sold Out ‑ Astrology Freaks 2026 Calendar

$25.00
Dog in Me Sticker - Stickers

Dog In Me Sticker

$5.00

  • Sold Out

Killer Acid Melted Astronaut enamel pin – gold helmet opens to reveal a melting skull, shown with comic and backing card

Melted Astronaut Enamel Pin

$15.00
Killer Acid Work All Day sticker — money-bag man, desk rat, blue skull and alarm clock, reads Work All Day Then You Die

Work All Day Sticker

$5.00
Let's Get Weird Socks - Socks

Let's Get Weird Socks

$15.00
Killer Acid 4 Eyed Cat Swirl Beanie front product view

4 Eyed Cat Swirl Beanie

$35.00
Socks flat lay showing mushroom design

Mushroom Guy Socks

$15.00
Killer Acid No Bad Trips die-cut sticker — teal alien in a pink-and-black flying saucer beaming down the words No Bad Trips

No Bad Trips Sticker

$5.00
Dose the World Sticker - Stickers

Dose the World Sticker

$5.00
Front flat lay on yellow background

Miles of Smiles Pullover Hoodie

$75.00

  • Save $10.00

Killer Acid Mushrooms Are My Friends Deluxe Hoodie front product view

Mushrooms Are My Friends Deluxe Hoodie

$85.00 $95.00

  • NEW

Killer Acid A Walk in the Woods t-shirt in sage green with a left-chest print of a hiker, cat and smiling pine tree

A Walk in the Woods T‑Shirt

$40.00

More Collections

Rainbow foil paper print showing full cat planet scene

CATS! CATS! CATS!

Killer Acid Mushroom Stripes button up - blue & pink stripe shirt with mushroom print, chest pocket

Mushroom Friends

Killer Acid Blue Head Pocket T-Shirt front product view

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