Saucony Omni Soniclite HD Running Jacket Sleeve LED and Holster - Built into the right sleeve is an LED offering maximum visibility 360 Degree Reflectivity - Offering 360 degrees reflective aero-mesh panels around the slee 50+ UPF Protection - UPF offers protection from harmful UVA and UVB rays from the Sun. SilkZip Draft Flap - Helps to eliminate wind and allows effortless zipper movement. MP3 - Carry your music with you; the jacket has a chest pocket to secure your Mp3 and also