Pyjamas T-shirt Under Armour Recovery Sleepwear Elite 3/4 Henley. Organic ceramic printing inside the fabric returns infrared energy to your body, increases localized blood flow and increases the amount of oxygen that allows your muscles to regenerate faster. Lightweight and soft fabricfor excellent comfort and added warmth. 4-Way Stretch production allows for greater mobility in any direction. Quick-drying material. 3/4 long sleeves and moulded hem. Celliant products were designed by theFDA to increase local circulation, leading to a faster recovery. Material: 91% Modal / 9% Elastan.