Peak Neo Spraydeck Waist Sizing X Small Small/ Medium Large/X Large XX Large Waist 55-65cm 65-75cm 75-85cm 85-100cm 22-26" 26-30" 30-34" 34-40" Peak Neoprene Spraydeck Sizing K1 C1 Composite Riot/ Small Keyhole Bigdeck Length 69-75cm 59-65cm 81-89cm 78-84cm 82-90cm 88-96cm 27-30" 23-26" 32-35" 31-33" 32-35" 34-38" Width 40-46cm 47-53cm 43-48cm 43-49cm 47-53cm 50-56cm 15-18" 19-22" 17-19" 17-19" 18-21" 19-22"