The Train Favorite Tank Is A Great, Lightweight Top For Your Intense Workout. Designed For Hotter Temperatures, Take Advantage Of The Mesh Inserts Found At The Shoulders And Upper Back. The Flatlock Stitching And Racerback Cut Provide Great Comfort Throughout All Movements. Specifications: - Main Material 1: 92% Polyester Recycled, 8% Spandex - Single Jersey - 150.00 G/M² - Piece Dyed - Chemical- Wicking (Bio-Based) - Drycell- Main Material 2: 87% Polyester, 13% Elastane - Mesh - 140.00 G/M² - Piece Dyed - Chemical- Wicking (Midori) - Drycell