What is Steel S-biner #3? Steel S-biner #3 is an accessory designed for select Klean Kanteen drinkware.
Best for: maintaining, carrying, or adapting reusable bottles and cups.
The ideal accessory, Klean's S-biner features a unique, double-clip design made by Nite Ize™, which makes it simple to connect two things together. Great for travel, this rugged stainless steel clip comes in two flat, ultra low-profile sizes.