100% Basecamp Sleeveless Base LayerThe 100% Basecamp Sleeveless Base Layer is a top that uses charcoal coffee particles to provide cool-weather warmth. Not only will you have a morning coffee to warm the bones, but coffee will also keep you cycling in warmth outside too.When it comes to keeping warm when cycling in cooler weather, your base layer is the first layer in battling the grip of falling temperatures. The Basecamp Sleeveless Base Layer deals with sweat quickly, draw it off the skin so the chill of sweat doesn’t leave you shivering every time you back off the pace. Flatlock seams keep comfort levels high while the knit construction offers excellent mobility. And at the end of a ride, the anti-microbial properties ensure you feel fresh too.Features:Materials: 100% PolyesterYarns are infused with charcoal coffee particles that provide thermal insulationYarns have anti-microbial properties providing powerful deodorizing effectWicking polyester pulls moisture away from your skin keeping you dryFlatlock seam construction to minimize chafingKnit construction for increased mobilityHeat transfer chest logoBuy 100% Clothing from Chain Reaction Cycles, the World’s Largest Online Bike Store.