RELIABLE QUALITY - The edges of the eye mask for sleeping are reinforced and hand-sewn using 350-needle ultra-dense technology. It will not separate easily and has a longer service life, ensuring that every penny you spend is worth it. CERTIFIED SAFETY FABRIC - Unlike cheap low-quality eye masks, all Bonisun eye masks have passed RoHS testing and comply with international standards. The material is harmless to humans, keeping you away from unpleasant chemical smells and red eyes. COMFORTABLE SIDE SLEEPING - Unlike other 3D eye masks, Bonisun's entire series adopts a bilateral 5mm ultra-thin flat design with no raised areas. It gently fits your face when sleeping on your side, preventing light leakage and promoting deep sleep. FREE EYES BLINKING - Compared with flat eye mask, this 3D eye mask provide enough supporting eye space to keep your eyes away from the eye mask and maintain beautiful eye makeup. This sleeping mask for women and men will be a good choice for you. GENTLE ON THE NOSE - The new independent adaptive nose is softer and more flexible than the one-piece nose padding of some sleep masks. It fits the bridge of the nose more naturally, providing perfect light blocking and a more comfortable wearing experience. NO LIGHT LEAKAGE ALL NIGHT - In different scenarios, you can easily switch between two modes according to your preferences: Comfort mode (1 strip) can achieve complete light blackout; Deep sleep mode (2 strips) can achieve complete light blackout and no sleep Interrupt. ANTI-SLIP - The first anti-slip sleeping eye mask, equipped with 2 adjustable straps for a more stable fit. Effectively solves the problems of eye mask detachment and light leakage caused by movement during sleep, avoids sleep interruption, and promotes deep sleep.