Akona quantum stretch multi thickness 5/3mm hooded vest with flow vent to eliminate trapped air. Anatomical fit. Four way stretch 200% more stretch than typical neoprene

Made from 3mm 4-way Quantum Stretch neoprene chest, with 6.5mm 4-way Quantum Stretch hood.
Glide skin face and neck seal.
3mm neoprene face seal, neck, and bib.
Glued and blind stitched.