Features: high compressive strength; rot proof; water proof; termite proof; will not warp, swell or split; for inside and outside use; color coded for ease of identification. Ideal for shimming in narrow spaces. Used in combination to achieve exact shimming depth required with no wastage. Usage: All types of shimming applications including: Window and door installation, shimming of batons, baseboard and trim, leveling of furniture, counter tops, hardwood and laminate flooring installation, decking and garden buildings and many more. Made of polypropylene including post-consumer recycled polypropylene.