Missing Link SPF 50 Carbon It Up Wicking ArmPro Compression Sleeves APCU 100% Polyester Made from high tech moisture wicking Lycra that acts as cooling system when riding 4-way stretch fabric provides compression to help prevent muscle fatigue Can be worn wet to enhance cooling effect Non-slip silicone gripper at bicep Protect your arms and your ink from the harmful effects of the sun and stay cool with these muscle compression sleeves