SILICONE BRUSH KIT: Set of 3 water bottle cleaning brushes; 15" and 9.5" for different tasks; 15" and 12.5" fits 1 1/8" bottleneck or larger; 9.5" fits 3/4" bottleneck or larger; Our silicone cleaning brushes repels unpleasant odors and stains - unlike sponge ,straw bristle brushes.^ FAMILY SAFE BOTTLE CLEANER: Food-grade silicone bottle brush; 100 % BPA free; Dishwasher safe; Fast drying; withstand high temperatures of 450F (230C); The bristles of the bottle brushes always keep their shape, and will never smoosh, break off or fall apart.^ SMART DESIGN: Soft narrow bottle brushes feature in long handle, non-slip grip, soft silicone bristles which will effectively deep clean without scratches, give you the ease of cleaning all the difficult to reach areas in narrow neck containers.^ MULTI-USE CLEANING TOOLS: Suitable for cleaning all types of bottles, teapots, vases, jars; Squeeze into narrow bottles. Effective as a baby bottle cleaner, perfect to swish out your slimy hydro flask, scrub dregs from your thermos, or blitz the remains in your shaker and baby bottles.^ SATISFACTION GUARANTEED: No more blisters in your hands from cleaning your bottles, mugs or flasks You will no longer worry about the smelly sponge bristles. 100% MONEY BACK if you are not satisfied. No question asked.^