Features: Competition quality off-road SPD shoe at a Sport level price. Aggressive and durable MICHELIN® mud-shedding tread pattern for added extra traction. Carefully designed synthetic leather upper with perforated venting for superior fit. Carbon fibre reinforced midsole transfers your energy straight to the pedals. Works with optional replaceable spikes. Reflective detailing on the heel help keep you more visible in low light conditions. Specifications: Average weight: 602 g for a pair of size 40