Material: Aluminum alloy and carbon steel Non-slip design Foldable construction Compatible with folding bikes, mountain bikes, and road bikes Simple and practical design with a classic appearance Foldable pedal made of high-strength engineering plastic, central core made of silver aluminum alloy, carbon steel axle core, non-slip texture on the front surface to increase friction Easy to fold and store with one hand. Suitable for folding bikes, mountain bikes, and road bikes. Instructions: 1. Pull the aluminum alloy pedal plate outward by hand to expose the mounting bolt, then rotate it 90 degrees vertically to fold. 2. Release and allow the mounting bolt to return to its original position. 3. Do not force the pedal to fold. 4. During riding, the stress point of the pedal should be in the center position and not concentrated at the rear end of the pedal. Material: Aluminum alloy, PP Color: Silver black Dimensions: 12.3 x 7 x 2.75 cm (L x W x H) Weight: Approximately 430g (1 pair) Package List: 1 pair of aluminum bicycle pedals