• 12" long (each side) by 3.2mm (diam.)
• tough woven climbing rope
• Adjustable black bead
• colorfast & washable

This sport retainer fits most glasses. Durable, UV resistant, silicone ends provide a secure grip on frames and an adjustable strap for a comfortable fit. Just cinch the adjustable slider bead tight to your head for a tight, secure fit during your most active moments or pull it all of the way back for a more relaxed fit.