Vissla New Seas 6-5 Hooded U - ZipIn Collaboration With Axxe Classic Hybrid U Uzip V Zip Complete Closure Does 3 Things: Increases Range Of Motion With Minimal Layers Around Neck And Shoulder Region Thus Making It Much Easier To Paddle In. Makes The Suit Easier To Get On And Off Than Any Chest Zip On The Market. Completely Seals The Entry Shoulder To Shoulder To Prevent Flushing. Warmth & Stretch Feather Foam Significantly Less Weight" Enhanced Flexibility" And Superior Comfort.