Orange Hard Switch Shaping Block SB25 Boat paint they are most useful when

they are most useful when surfing smooth

Apex Marine Boat Epoxy Resin  is high quality Single-phase resin System designed for Marine and Boat applications where setting time is important

Waterproof

all-round template with a fuller tip

and even resin infusion

Orange Hard Switch Shaping Block SB25 Boat paint they are most useful when#SB25 Velcro hook on both sides. Switch different grits quickly. Hard shaping block The ORANGE HARD SWITCH SHAPING BLOCK has a layer of Velcro hook on the top and bottom, so you can use your screen on one side of the block and sandpaper on the other side or any combination you want. You don't have to change paper or screen as often. A time saver right! This block is blown in a mold using Flexpad foam. NOT GLUED! So it's way stronger and stays flat.