Sea to Summit TPU Guide Waterproof iPad Case RF-welded seams for strength and waterproofness Die-cut attachment points at each corner allow the user to secure the pouch Closure is sufficiently waterproof to permit brief submersion without water entry Die-cut nylon base includes a TPU window to permit rear-facing cameras to work The screen-sized 'window' allows the user to operate the computer via 'touch' even when it is sealed in the pouch.