Cool and Warm Massage - Featured with consistent cool and warm compress; Warm compress soothes eye strain, dry eye discomfort and improves sleep quality while Cool compress helps with dark circles, puffiness and fine lines. Water-Propelled - Unique water massage technology utilizes circulation and waves to gently relaxes muscle tension around your eyes. Medical Grade Silicone - Meticulously designed, soft, hypoallergenic silicone eye mask moulds to different face shapes and effectively delivers vibration and temperature in the most soothing way. It is simple to clean and easy to maintain. Lightweight and Carryable - Lithium-powered device and comes with lightweight pouch enable Aurai to travel with you. International Awards and Certifications - Aurai eye massager was granted patents in 11 countries and received iF and Good Design Award, also passed CE and FDA certification to gives you the top innovative and reliable experience.