Radiation Protection Shield: This lead apron is made using 0.5 mmpb medical grade lead and radiation protection materials High Tech Fabric: This Radiation protection apron is made of oxfordshire fabric, that is waterproof, durable and easy to clean, also strengthen defense Size: Medium fit Height 4.5 ft to 5.2 ft (1.4 m to 1.6m), Large fit Height 5.2 ft to 6 ft (1.6 m to 1.8 m). XL fit height 6 ft to 6.4 ft (1.8 m to 1.95 m) Design: Velcro design, adjustable size, special designed for North American people and European, it is ergonomic. When you wear it, you can stoop and walk without feeling heavy and constrained How to Clean: When the shields protection apron is dirt on the surface, it should be wiped with a soft brush or damp cloth with a mild detergent cleaning liquid, can be dried in a ventilated place.