Product details Brand: ROCKBROS Product name: Bicycle saddle Material: Surface: High density PU Seat arch: Chromolybdenum steel Filling: Foam cotton Lower shell: Nylon + glass fibre Weight: approx. 275g (chromoly bow), approx. 290g (carbon steel bow) Colour: Black Features: Safe and stable: the seat bow is made of chromoly steel, which is stable, reliable and high toughness, not easy to deform, making the ride more stable and safe. The lightweight function is easy to carry and install. Easy to clean: The surface layer is made of waterproof PU material, which is not only soft to the touch, but also has excellent wear resistance and stain resistance. Just wipe it gently for daily cleaning and it dries easily. Breathability and heat dissipation: The groove design in the centre of the seat cushion can promote air circulation, reduce congestion and make riding more comfortable. Humanised design: The streamlined design and widened rear reduce pressure on the hip bones and relieve fatigue while riding. At the same time, the surface of the seat cushion has a non-slip grain to prevent it from slipping while driving.