1 Pair Cooling Arm Sleeves With Thumb Hole Outdoor Ice Silk Uv Sun Protective Arm Sleeves

--UPF50+ breathable extended arm protector sunscreen to the back of the hand

--Refreshing and breathable, cool to the touch, sunscreen, free to breathe

--Built-in silicone anti-slip strips, elastic to increase friction without sliding

--Ice silk butterfly mesh fabric, microporous breathing structure circulates heat dissipation

--Visible opening on the wrist, you can also monitor the heart rate while exercising and sun protection

--Chamfered finger hole, unlimited finger flexibility