Amazon's Inflatable Boat & Dinghy Numbering Kit Easily applied registration numbers and letters for inflatable boats using stencils and flexible vinyl paint. Non-toxic, water based formulation in black or white includes brush in cap. Once paint is cured, boat can be deflated and rolled up without damage to painted numbers. Kit includes a set of stencils with entire alphabet and numbers 0-9, vinyl paint and application instructions. Color: black.