The DicaPac WP710 Waterproof case for digital cameras are made of non-toxic materials(RoHS) which qualified for waterproof grade JIS IPX8 (Japaness Industrial Standard"s highest waterproof grade). Tested and passed up to 99ft underwater lab tested, 65ft underwater actual test. Patented Products. Roll and Velcro Zipper system and allows full funtionality of camera controls also has superclear viewing material.