Made for superior comfort in hot conditions, the S-LAB EXO Tank provides light postural support, breathes exceptionally well, and the fabric helps fight odor. Mesh panels on the side provide added cooling, and wide shoulders make it comfortable under a pack. Superlight fabric and sleeveless design keep the weight down and enable complete mobility. Mesh panels, sleeveless design and cocona fabric ensure breathability in hot conditions. Patented EXO technology provides unmatched postural support without restricting mobility. Material: Polyester.