It isn't as snug as other frameless masks including the Cressi F1 mask. We believe Hollis have attempted to improve rigidity in the mask for durability and safety by strengthening the skirt product which implies it can pinch and dig In case the mask is not really a proper in https://siliconemaskmale19699.vidublog.com/27527414/the-single-best-strategy-to-use-for-silicone-mask-making-kit