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Onesie Long Sleeve T-Shirts

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daddy's twin onesie Long Sleeve T-Shirt

by apesarreunited
$22 $15

Dino Onesie Long Sleeve T-Shirt

by aaallsmiles
$22 $15

Life is a Lie Long Sleeve T-Shirt

by FunkyHusky
$22 $15

Chillin' In My Adult Onesie Long Sleeve T-Shirt

by Hillary White Rabbit
$22 $15

Stitch in a Fizz onesie Long Sleeve T-Shirt

by Fizz Propaganda
$22 $15

Duck Onesie Long Sleeve T-Shirt

by ashiro_shop
$22 $15

Unicorn Onesie Long Sleeve T-Shirt

by ashiro_shop
$22 $15

Shark Onesie Long Sleeve T-Shirt

by ashiro_shop
$22 $15

The Onesie Long Sleeve T-Shirt

by Garnet26
$22 $15

Our Little Bat Long Sleeve T-Shirt

by PurpleSpiritZone
$22 $15

"I'm new here" Long Sleeve T-Shirt

by Travel Baby
$22 $15

Little Pumpkin Long Sleeve T-Shirt

by DogCameToStay
$22 $15

Long Sleeve T-Shirt FAQ

Where can I find other onesie designs? Expand or collapse section.
In addition to onesie designs, you can explore the marketplace for kid, tank, and long sleeve designs sold by independent artists.
What material is this item made of? Expand or collapse section.

100% cotton (Heather is a Cotton/ Poly blend). Pre-shrunk. Slightly heavier than our t-shirts but ideal for a long sleeve tee. Sized for men but can look great on women!

What USA ship methods are available? Expand or collapse section.

Standard (5-8 Business Days)

FedEx Air (4-6 Business Days)

Estimates include printing and processing time. More Shipping Info »

What is the Return/Exchange policy? Expand or collapse section.

We want you to love your order! If for any reason you don't, let us know and we’ll make things right. Learn More »