The product is a set of 2 golf club weights designed specifically for Odyssey Ai-ONE Milled Series putter clubs, including the Ai One Milled Dot Putter, Toulon Ai One Putter, and Ai One Milled Putter. These weights are made of alloy material and weigh 5 grams each, providing a precise and balanced feel to the golf club during play. The navy blue color adds a touch of style to the overall look of the putter.