SA Co. Arm Shields® are the perfect on-the-go protection. Made of Breathable, UPF 30 Microfiber, Arm Shields® are ideal protection from Sun, Dust, & Bugs. The Moisture Wicking Microfiber is effective in keeping you cool & dry. One Size Fits All with 4-Way Stretch Construction. Protection Your Guns Today with SA Co. Arm Shields®