Visable Aid- Red and Blue Tap/Faucet, Shower Hot and Cold Vinyl Stickers Safety This listing is for 2 x HOT / COLD ( 1 RED / 1 BLUE ) decals using quality branded exterior sign vinyl Great visable aid with these decals, making life easier and safer for all ages. Simple to apply to any smooth , clean and dry area. These decals are designed professionally and cut from high quality Roland machines.