With excellent sound quality & battery life they have the advantage that you can listen to music with no wires to get in the way when running cycling climbing or getting active in any number of ways So if you need some tunes to get you pumped up when youre getting out in the sun but hate having wires trailing about or having to keep an Offering 100 UVA & UVB protection with flip-up lenses & adjustable earphones theyre perfect for outdoor activities when you want to listen to music but dont want wires to get in the way Featuresnbsp Sports sunglasses with wireless MP3 Player 2GB internal memory holds approx 480 songs Distortion free polycarbonate flip-up lenses 100 UVA amp UVB protectionnbsp Contents 1 x MP3 Sunglasses 1 x USB (Universal Serial Bus) Cable 1 x Cleaning Cloth 1 x Protective Carry Case