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Shop our 100% cotton relaxed fit long sleeve tees featuring designs that celebrate the planet. Made with USA-grown cotton, they’re soft, preshrunk, and perfect for everyday comfort. Wear your cause with Because Tees!
Eastern Tiger Swallowtail with Lavender - Men's Heavyweight 100% Cotton Long Sleeve
4.83 / 5.0
382 Reviews
Nine-Banded Armadillo - Dasypus novemcinctus - Men's Heavyweight 100% Cotton Long Sleeve
Quokkas - Setonix brachyurus - Men's Heavyweight 100% Cotton Long Sleeve
Red Fox - Vulpes vulpes - Men's Heavyweight 100% Cotton Long Sleeve
4.87 / 5.0
69 Reviews
Yucca brevifolia - Joshua Tree - Men's Heavyweight 100% Cotton Long Sleeve
Vibrant American Kestrel - Falco sparverius - Men's Heavyweight 100% Cotton Long Sleeve
Black-eyed Susans - Rudbeckia hirta - Heavyweight 100% Cotton Long Sleeve
Snowy Owl - Bubo scandiacus - Men's Heavyweight 100% Cotton Long Sleeve
Bull Moose - Alces alces - Men's Heavyweight 100% Cotton Long Sleeve
Southern Giraffe - Giraffa giraffa - Men's Heavyweight 100% Cotton Long Sleeve
Grove De Diez - Men's Heavyweight 100% Cotton Long Sleeve
Geometric Hummingbird - Men's Heavyweight 100% Cotton Long Sleeve
Bee Love - Men's Heavyweight 100% Cotton Long Sleeve
Ursus Maritimus - Polar Bear - Men's Heavyweight 100% Cotton Long Sleeve
It's All Connected - Maui Dolphins - Men's Heavyweight 100% Cotton Long Sleeve
Curious Donkey - Men's Heavyweight 100% Cotton Long Sleeve
Hurried Hen - Orpington Chicken - Men's Heavyweight 100% Cotton Long Sleeve
Vibrant Fall Heart - Men's Heavyweight 100% Cotton Long Sleeve
North American River Otter - Lontra canadensis - Men's Heavyweight 100% Cotton Long Sleeve
Camp Diamond - Men's Heavyweight 100% Cotton Long Sleeve
Western Snowy Plover - Charadrius nivosus nivosus - Men's Heavyweight 100% Cotton Long Sleeve
Largemouth Bass Fish - Micropterus salmoides - Men's Heavyweight 100% Cotton Long Sleeve
African Pygmy Hedgehog - Atelerix albiventris - Men's Heavyweight 100% Cotton Long Sleeve
Acadia National Park - Men's Heavyweight 100% Cotton Long Sleeve
California Quail with Babies - Callipepla californica - Men's Heavyweight 100% Cotton Long Sleeve
American Badger - Taxidea taxus - Men's Heavyweight 100% Cotton Long Sleeve
Black Spruce (Picea mariana) - Men's Heavyweight 100% Cotton Long Sleeve
Andean Flamingo - Phoenicoparrus andinus - Men's Heavyweight 100% Cotton Long Sleeve
Ursus arctos - Kodiak Bear - Men's Heavyweight 100% Cotton Long Sleeve
Hippocampus ingens - Pacific Seahorse - Men's Heavyweight 100% Cotton Long Sleeve
Bigleaf Maple - Acer macrophyllum - Men's Heavyweight 100% Cotton Long Sleeve
Cute Opossum - Men's Heavyweight 100% Cotton Long Sleeve
Kayak - Men's Heavyweight 100% Cotton Long Sleeve
American Bison / Buffalo - Bison bison - Men's Heavyweight 100% Cotton Long Sleeve
Capybara - Hydrochoerus hydrochaeris - Men's Heavyweight 100% Cotton Long Sleeve
Red Panda - Ailurus fulgens styani - Men's Heavyweight 100% Cotton Long Sleeve
Bee Mine - Men's Heavyweight 100% Cotton Long Sleeve
Shark Chart - Men's Heavyweight 100% Cotton Long Sleeve
Summer Surf Diamond - Men's Heavyweight 100% Cotton Long Sleeve
Vibrant Coastal Steller's Jay - Cyanocitta stelleri - Men's Heavyweight 100% Cotton Long Sleeve
Albuquerque New Mexico Roadrunner - Men's Heavyweight 100% Cotton Long Sleeve
Monterey Sea Otter - Men's Heavyweight 100% Cotton Long Sleeve
Tufted Titmouse - Baeolophus bicolor - Men's Heavyweight 100% Cotton Long Sleeve
Happy Beluga Whale - Delphinapterus leucas - Men's Heavyweight 100% Cotton Long Sleeve
Weeping Willow - Salix babylonica - Men's Heavyweight 100% Cotton Long Sleeve
Groundhog - Marmota Monax - Men's Heavyweight 100% Cotton Long Sleeve
Osprey - Pandion haliaetus - Men's Heavyweight 100% Cotton Long Sleeve
Heart of Trees - Men's Heavyweight 100% Cotton Long Sleeve
