Made from high-quality, 4-way stretch Lycra, the Missing Link Biomechanical ME Tattoo ArmPro Compression Sleeves provide superior moisture-wicking and give a cooling effect as you ride. "Tattoo" designs with colorful and stunning artwork are sure to get you noticed and non-slip silicone grippers keep them in place. On really hot days, you can increase the cooling effect, just by wetting them down with water.