Underthesea Backpacks

Browse our selection of Underthesea Backpacks and find the perfect design for you—created by our community of independent artists. Read more

Nobody has cooler Backpacks than us - thanks to rad designs from our independent artists. We constructed our unisex Backpacks with premium details, from the fabric to the straps down to the zipper, and you'll love the form and feel as much as the design you choose.

  • Backpacks are crafted with a durable, canvas-like fabric and adjustable shoulder straps
  • Backpacks feature a padded nylon back and bottom for comfort and protection
  • There is a second pocket on the front for smaller accessories
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Oysters by the Dozen in Cream Backpack
6
Oysters by the Dozen in Cream Backpack
by joanandrose
$59.99$47.99
Oysters by the Dozen in Blue Backpack
0
Oysters by the Dozen in Blue Backpack
by joanandrose
$59.99$47.99
Mermaid Backpack
11
Mermaid Backpack
by Rachel Lee
$59.99$47.99
Box Fish Backpack
51
Box Fish Backpack
by dasBrooklyn
$59.99$47.99
Blue Shark Pattern Backpack
10
Blue Shark Pattern Backpack
by Carly Elaine Studios
$59.99$47.99
Nature is medi ZEN Backpack
28
Nature is medi ZEN Backpack
by aliriza
$59.99$47.99
Like A Feather - Diving Backpack
3
Like A Feather - Diving Backpack
by aliriza
$59.99$47.99
An Orb In The Coral Reef Backpack
0
An Orb In The Coral Reef Backpack
by Discordant Dreams
$59.99$47.99
Jellyfish Print - Navy Backpack
13
Jellyfish Print - Navy Backpack
by Elizabeth Weglein
$59.99$47.99
Blue Green Watercolor Fish Pattern Backpack
6
Blue Green Watercolor Fish Pattern Backpack
by Sam Ann Designs
$59.99$47.99
Vintage Nautical Illustrations in Blue Ink Backpack
3
Vintage Nautical Illustrations in Blue Ink Backpack
by YesterdayCollection
$59.99$47.99
Watercolor Ocean Nautical Octopus Whale Pattern Backpack
9
Watercolor Ocean Nautical Octopus Whale Pattern Backpack
by Sam Ann Designs
$59.99$47.99
Whale Shark Pattern Party Backpack
160
Whale Shark Pattern Party Backpack
by Jess Champagne
$59.99$47.99
Cute Mermaid and Stars Backpack
12
Cute Mermaid and Stars Backpack
by kapotka
$59.99$47.99
Seal Backpack
83
Seal Backpack
by Elena O'Neill
$59.99$47.99
Cute Rainbow Shark Family Backpack
1
Cute Rainbow Shark Family Backpack
by Sam Ann Designs
$59.99$47.99
Under the Sea Alphabet Backpack
194
Under the Sea Alphabet Backpack
by The Kindred Pines
$59.99$47.99
Mermaid in water Backpack
47
Mermaid in water Backpack
by cr8tv designs
$59.99$47.99
Little Blue Mermaid Backpack
14
Little Blue Mermaid Backpack
by Of Beauty And Wonder
$59.99$47.99
Lion Fish 2, a pretty predator & invasive species Backpack
1
Lion Fish 2, a pretty predator & invasive species Backpack
by Lisa Kling
$59.99$47.99
Shark-Filled Waters Backpack
110
Shark-Filled Waters Backpack
by Wandering Laur
$59.99$47.99
HullaHoops, Eclectic Colorful Fish Graphic Design, Animals Gold Rings Surrealism Quirky Backpack
4598
HullaHoops, Eclectic Colorful Fish Graphic Design, Animals Gold Rings Surrealism Quirky Backpack
by 83 Oranges
$59.99$47.99
Oyster Seafood Fiesta in Cream Backpack
2
Oyster Seafood Fiesta in Cream Backpack
by joanandrose
$59.99$47.99
Under the Sea : Sea Anemones (Actiniae) by Ernst Haeckel Backpack
127
Under the Sea : Sea Anemones (Actiniae) by Ernst Haeckel Backpack
by PureVintageLove
$59.99$47.99
Sea Turtle - Blue Backpack
3
Sea Turtle - Blue Backpack
by Serena King
$59.99$47.99
Cute Baby Mola Mola Ocean Sunfish Backpack
5
Cute Baby Mola Mola Ocean Sunfish Backpack
by tarynosaurus
$59.99$47.99
Watercolor Puffer Fish Backpack
2
Watercolor Puffer Fish Backpack
by angrylatte
$59.99$47.99
Sea Turtle Blues Backpack
4
Sea Turtle Blues Backpack
by Sartoris ART
$59.99$47.99
I don't think you're ready for this jelly Backpack
2
I don't think you're ready for this jelly Backpack
by Wicca Good
$59.99$47.99
Seahorse Squad Backpack
0
Seahorse Squad Backpack
by ChristineMay
$59.99$47.99
Tropical island Backpack
38
Tropical island Backpack
by Lina Littlefield
$59.99$47.99
Oak Island Seaweed Backpack
1
Oak Island Seaweed Backpack
by Paige Sisk
$59.99$47.99
Beautiful Sea Life Backpack
7
Beautiful Sea Life Backpack
by Tina Salazar
$59.99$47.99
Shallow Waters Backpack
1
Shallow Waters Backpack
by manfredsdiner
$59.99$47.99
Sea turtle print in black and white Backpack
6
Sea turtle print in black and white Backpack
by Rachel's Fine Lines
$59.99$47.99
PJO Live it myself Backpack
1
PJO Live it myself Backpack
by book quay
$59.99$47.99
Sea Jungle Backpack
2
Sea Jungle Backpack
by Ela Spurden Design
$59.99$47.99
Blue Tattoo Backpack
9
Blue Tattoo Backpack
by JuliStyle
$59.99$47.99
Coral Pink Watercolor Starfish Backpack
2
Coral Pink Watercolor Starfish Backpack
by Lena Mirisola
$59.99$47.99
Living a Life as a Mermaid Backpack
41
Living a Life as a Mermaid Backpack
by Donna Siggy
$59.99$47.99
Gone Jellyfishing Backpack
1
Gone Jellyfishing Backpack
by Sara Francesca
$59.99$47.99
Arctic Iceberg Narwhal pattern Backpack
1
Arctic Iceberg Narwhal pattern Backpack
by Squiddllr
$59.99$47.99
Under the sea landscape -blue green alcohol ink Backpack
2
Under the sea landscape -blue green alcohol ink Backpack
by Krystin Mann
$59.99$47.99
The Octopus Experiment Backpack
2
The Octopus Experiment Backpack
by KS Designs
$59.99$47.99
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