Lightweight Underwater Camera Bag suitable for the Nikon Coolpix S3100 Waterproof Protection Built using advanced TPU material that is considerably stronger than competing vinyl based models. Take pictures or shoot video underwater! Ultra clear front and back windows lets you use your buttons and screen as normal. Comfortably designed to accommodate 93.7 x 57.8 x 18.8 mm. Easily fits the Nikon Coolpix S3100 camera. Waterproof tested to depths up to up to 12ft. Waterproof bag safely opens quickly and closes securely in minutes. Near foolproof operation!