Feature:1. Made of marine grade 304 stainless steel, therefore it has super strength and excellent rust resistance performance.2. After high accuracy surface polishing, this product looks more refined and more durable.3. The seamless O shaped stainless steel ring design gives it a more stable structure and is not prone to cracks.4. This O Ring is very suitable for sailing, diving and harsh outdoor conditions; luggage, saddles; hammock yoga ring.5. Professional design and excellent workmanship make this O Ring a perfect replacement for old or damaged ones.Specification:Item Type: Welded O RingMaterial: Stainless SteelApplication: Navigation, diving, boats and outdoor applications under harsh conditions, fitness rings, yoga rings, dog rings, luggage accessories, etc..Package List:1 x O Ring