The only Men's Big & Tall Bamboo Viscose Clothing Brand in the World.
4XLT Bamboo Viscose T-Shirts
Finding a 4XLT shirt that fits right is rare - but not here. Big Boy Bamboo t-shirts are long, roomy, and made with ultra-soft bamboo fabric that keeps you cool and comfortable. Whether you’re headed out or hanging at home, you’ll feel like your shirt was made just for you.
Made from our signature 70% organic bamboo viscose and 30% organic cotton blend, these shirts keep you cool, dry, and confident—day or night. And with plastic-free shipping, you're making a better choice for the planet too.
Big Boy Bamboo is...
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Bamboo clothing - Soft, comfortable, eco-friendly men's bamboo t-shirts in ALL MEN'S SIZES: traditional (S-XL), big (2XL-8XL), & tall (1XLT-4XLT).
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Our premium bamboo shirts make all men look & feel great - especially big & tall guys.
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A premier brand that cares about how you look and feel - no matter what size you wear - Small all the way to 8XL! You'll love our Big and Tall shirts.
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Free US shipping $95+ orders. Free returns and free exchanges - 100% satisfaction guarantee!
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Sustainable clothing shipped from Las Vegas NV.
Why You'll Love Big Boy Bamboo
100% Money Back Guarantee
If you don’t agree that these are the softest, most comfortable shirts, we'll buy them back from you. We'll even pay for the return shipping!
Free Easy Returns & Exchanges
If you ordered the wrong size or just don't like our shirts, that's no problem! We’ll replace them with a size that fits you or take them back with full refund!
Safe, Secure Checkout
Your information (for example, passwords, credit card information, addresses) is private when it is sent to this site.
100% Satisfaction Guarantee
As an internet-based company, we can tell you all day that our shirts are so soft, you won't be able to stop touching yourself... but feeling is believing.
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© 2016-2025, Big Boy Bamboo (Smart Bamboo Technologies, Inc.), Las Vegas, NV. 10 Years of making Big & Tall men feel and look their best!