Tuff-Luv Aquatic Pocket Pouch - All purpose Waterproof case (Size: L) compatible with Kobo / iLiad / Bookeen / Cybook / Pocketbook / Sony Reader 1 metre waterproof Interior size: 240 mm ( H ) x 200 mm ( W ) 2 air-tight zip-seals and snap buttons Adjustable length carry cord Anti-twist/tangle cord tension relief mechanism