You'll Never Sleep As Comfortably As You Do In Our Sleep Recovery Racer Back Tank. The Lightweight Bamboo Blend Fabric Offers Great Breathability And Is Beautifully Soft To Touch.Wash With Like Colours Inside OutCold Gentle Machine Wash Do Not BleachDo Not Tumble Dry Cool Iron Inside Out If RequiredDo Not Dry CleanMain: 95% Viscose From Bamboo, 5% Elastane.