Warranty and support - Lifetime warranty, 30-day money-back guarantee, and customer support available 7 days a week, 15 hours per day. Designed for GoPro Max - Specifically built for GoPro Max. Protection and depth - Waterproof and protective case guards the camera and lens from seawater and sand. - Allows GoPro Max to reach depths up to 45 meters. - Compared with other waterproof cases, this model emphasizes strong waterproof and protective performance. - Note: when closing the camera cover, squeeze the sealing ring to expel air. Lens protection - Lens-curved tempered glass precisely fits the camera lens, providing protection with image quality close to shooting without the case. Use scenarios - Underwater filming during snorkeling or scuba diving up to 45 meters. - Action sports in rain, mud, dust, or splash environments (surfing, kayaking, mountain biking). - Beach or saltwater activities where sand and spray are present, keeping the camera protected while filming.