<ul> <li>Machine washer and dryer safe!</li> <li>FULLY INTEGRATED UNDERARM SWEAT PADS in every patented sweat proof shirt, guaranteed to stop 100% of armpit sweat! The built in armpit sweat pads provide a sleek, consistent look &amp; feel! The sweat guards are not chemically treated and will not lose effectiveness over time.</li> <li>HANDCRAFTED IN THE U S A! 100% Ultra soft, lightweight, premium combed cotton exclusive of the Hydro-Shield underarm pads inner layer (Heather Grey 90/10 cotton/poly). Tagless lay-flat collar. Stay tucked in with added length.</li> <li>AS SEEN ON:'Shark Tank' 'The Today Show' 'The Doctor's' 'ABC News' 'Huffington Post' 'SHAPE Magazine' and 'CNBC'! Never worry about underarm sweat again! Never ruin nice shirts with armpit sweat again! This sweat proof undershirt will pay for itself!</li> <li>100% RISK FREE! We accept returns or exchanges on all opened or used sweat proof shirts for up to 30 days from purchase so feel free to wear it, wash it &amp; try it! Confidence guaranteed! Thousands of raving reviews across the internet!</li> <li>Don't be fooled by other imitation shirts! The Thompson Tee is the only sweat proof undershirt to earn a U.S. patent for our Hydro-Shield sweat proof technology. Our integrated sweat proof underarm sweat pads are complete with anti-microbial and hypoallergenic properties!</li> </ul>