600 Denier Polyester with PVC Coating Exterior Waterproof lining fabric with ventilation mesh Double shoulder straps and movable chest straps can be adjusted for added stability. ● Side straps and side carry handles to reduce the size of the bag. This is a recommended fin bag (mens and womens) that is compatible with long fins up to 39.4 inches (100 cm). Size (H x W x D): 39.4 x 11.8 x 15.0 inches (100 x 30 x 38 cm); Compatible Fin Size: 39.4 inches (100 cm); Color: Black.