If there’s one piece of scuba gear  that can completely make or break a dive, it’s your scuba mask . Not your regulator.Not your fins.Not even your dive computer. A poorly fitting scuba mask leads to leaks, fogging, facial pain, nose pressure, and constant distraction underwater . And if you hang around dive forums or Reddit long enough, you’ll notice one recurring theme: “My mask keeps leaking.”“My nose hurts after every dive.”“I can’t equalise comfortably. The good news? Mo