Five depth sessions are included

Backpack straps are strategically spaced to prevent neck chafing

Freedivers learning Frenzel

This improves comfort

Good for tight foot pockets where thicker socks would be too much

C4 Carbon - D&D – Collar Deep and Dynamic 1,6 Kg camera Five depth sessions are includedC4 Carbon D&D Collar Deep and Dynamic 1,6 Kg The new D&D collar (Deep and Dynamic) designed to meet the needs of both deep diving and dynamic disciplines. A collar engineered to deliver excellent performance in both disciplines, eliminating the need to purchase two separate products. D&D Modular Freediving Neck Weight The new D&D collar (Deep and Dynamic) represents a unique innovation in the world of freediving, designed to meet the needs of both