AGOGIE Resistance Band Elbow Sleeves are designed to feel the maximum activation of your bicep, tricep, and forearm muscles while providing slight compression to support the elbow. This type of activation has been shown to improve elbow strength and health. Natural movement of the elbow  Support Compression Enhanced, anti-chafing, proprietary seamless knit provides extra support without limiting freedom of movement Contoured design for the perfect fit 4-way stretch for ultimate flexibility Moisture-Wicking * Individual results vary.Resistance bands and compression garments have been shown to improve circulation, temporarily relieve muscle and joint aches and pains, and speed recovery time. Compression garments are only effective when they are being worn and properly sized.