45% Polyester , 36% Polyamide , 19% Elastane Our Flex Smart fabric has been designed to offer you total freedom: it follows your body's movements and is flexible to perform all the activities that give rhythm to your life. Sensation ultra-lightweight Material with thermoregulatory properties Wrinkle-free cups Easy to roll up and store or take away OEKO-TEX® STANDARD 100, 93.0.3130 Hohenstein HTTI