180 panoramic visionnQuick-and-easy silicone strap adjustmentnAnti-fog, scratch-resistant and tempered lensesnMask features 100% silicone skirt, soft and comfortable for fit and sealnIdeal for recreational diving, scuba diving, snorkeling and underwater photographingn Product Description: ♥ Anti-Fog Coated Tempered Glass ♥ 100% Leak-Proof Design ♥ Easy-Adjust Size Mechanism (one size fits all adults) ♥ Soft Silicone Skirt Fits a Wide Range of Face Shapes ♥ Polycarbonate lens for great clarity underwater Specification: * Item Name: Diving Mask * Package size: 7.24" X 4.57" X 2.75" * Lens Colour: transparent * Strap length: about 19.68", adjustable * Package Weight: 8.5oz How To Use: * Press the diving mask on the face of around of the eye. * Deep breathe, making the mask adsorpted on the face. * Loosen the mask, and it will not drop down. Wear the head strap in the end. Package List: * 1 x Globalstore Diving Mask * 1 x Gift box Global-store brand products have been well tested before delivery, but we cannot 100% guarantee the items when delivered to you. Any problem please feel free to contact us through Amazon Email System and we will do our best to serve you.