Product details: Brand: ROCKBROS Product name: Arm Sleeves Material: 78 % polyester + 22 % elastane Weight: approx. 33 g (s) Colour: White, Black, pink Applicable objects: Unisex Size: S/M/L/XL Function: UV protection: Our ROCKBROS arm sleeve UPF50+ effectively protects against over 95% of harmful UV rays. Ideal for outdoor activities such of running and cycling to prevent sunburn. Moisture-absorbing and quick-drying: Regardless of the intensity of your activity, the moisture-absorbing and quick-drying material of the arm sleeve can evaporate sweat quickly, keeping your skin dry and comfortable all day long. Comfortable and elasticated: The arm warmers are made of elasticated Lycra, which adapts very well to the arms and is not tight. The lightweight design allows for fatigue-free movement. Provides you with excellent freedom of movement so that you remain flexible during your activities. Non-slip and breathable: The sleeves feature seamless, silicone-free technology and are equipped with a non-slip elasticated band to increase breathability and prevent slipping during training. By reducing friction, you can concentrate fully on your performance. 4D protective layer: The innovative three-dimensional 4D protective layer is designed to provide additional protection for the easily injured sides in the event of a fall or collision. The three-dimensional 4D protective layer effectively distributes impacts and protects the skin in the armguard. Sophisticated details: One-piece, non-slip silicone design ensures that the cuff is stable and does not move. Precise stitching with four needles and six threads, demonstrating exquisite craftsmanship. The reflective logo design has been specially added to improve visibility even at night and double your safety.