Material: Full Honeycomb core glassed in resin | Dimensions: Height: 5.07 Base: 6.65 Area: 25.53 Foil: Flat | Warranty: All RYD fins are guaranteed for one year against factory and material defects and workmanship | Care: Rinse fin with freshwater after your surf to flush away sand which may damage the fins or fin box. Always remove your fins and place them in a fin wallet when travelling.