The size of the cleat covers is 97mm x 67mm x 14mm, and the model is SM SH45. These covers are an essential part type for your bike, and they are categorised under sporting goods, cycling, bike components and parts, and pedals.
Very good and needed to protect SPD SL cleats at coffee time during club run, I tried a non Shimano alternative and the rubber was too hard .. I recommend this cleat protector