A sport inspired design the Tightrope Sunglasses from Oakley also has a street style giving you the best of both worlds. With 5 metal compounds to achieve it´s low weight but high durability plus with a comfortable & secure fit you can be sure that these sunglasses wont be going anywhere even in the most active of sports. With great clarity performance & protection from 100% UV rays you really can´t get sunglasses better than this.