Cressi Supernova Dry Top Snorkel with Float Valve and Purge Filter Fin Style_Open Heel you basically need flexible hand

you basically need flexible hand armor

For All faces (60-240 lbs) one of a handful of masks that fits almost all faces

but not the Jet Stream 4500

Cressi masks

Rental unit reset option

Cressi Supernova Dry Top Snorkel with Float Valve and Purge Filter Fin Style_Open Heel you basically need flexible handFloat buoy plus pivot valve design prevents water from entering the tube when submerging Covered top prevents water from splashing in at the surface Hypoallergenic, high grade silicone mouthpiece with bite tabs for comfort and reduced jaw fatigue Flexible center hose ensures the snorkel falls away from the face when mouthpiece is released Quick release, swiveling snorkel holder The Cressi Supernova Dry Top Snorkel with Float Valve and Purge features