Sigg Water Bottle, Wuthering Polka, 0.6 Liter Forward Action Spring Technology ^ Assisted opening ^ 2 3/4" stainless partially serrated blade ^ Gray aluminum handles with black TacHide inlay ^ Integrated bottle opener ^ Carabiner clip, lanyard slot and stainless pocket clip ^ In the box: (1) Gerber 31-000516 F.A.S.T. 3.0 A/O Partially Serrated Knife 0.6 Liter Bottle Eden Collection BPA & Phthalate Free Ingredients