The Zoggs Cottesloe Racer offers chlorine resistance in the pool and is designed with a heavier fabric offering superb shape retention, providing superb comfort. Made from 100% Chlorine Proof Aqualast fabric which is durable, resistant to snagging and offers excellent shape retention. It even lasts up to 600 pool hours and comes with a Lifetime Guarantee. 47% PBT/53% Polyester