This product will protect the cleats when riding or walking, and increase traction when walking, which is durable and easy to install.If you walk for a long time without a cleat protective cover, you may grind the head of the phillips screw flat.Made by plastic, which is portable and wear-resistant.The length of this product is 9cm, width is 9cm, height is 2cm.It only fits for Speedplay Zero Aero. It cannot be used on the non-Aero pneumatic version, otherwise it will fall off.Item Name: Cleat Pedal CoversMaterial: PlasticSize Details: Size: 9cm x 9cm x 2cm/3.54" x 3.54" x 0.79" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:2 x Cleat Pedal Covers