The Cressi Corsica Snorkel is designed specifically for deep freediving and spearfishing. The soft bendable large diameter tubing makes it extremely comfortable to properly position behind the head while maintaining ease of breathing on the surface. When diving, the mouthpiece tucks neatly under the chin for the ultimate in hydrodynamics. The anatomical hypoallergenic silicone mouthpiece provides extreme comfort during long duration in the water.