INBIKE Most Comfortable Bicycle Seat, Foam Padded Breathable Big Bike Seat for Men Women foam padded Imported Size 10.6"*7.9", suitable for cruiser bikes, comfortable bikes Surface microfiber artificial leather is of wear resistant, smooth and anti-scratch Inner high density perforating foam plus dual springs (covered by rubber rings for avoiding clip or hurt fingers), providing superior buffer and shock proof performance Middle groove is helpful to air ventilation and sweat releasing,good for cyclers to go a long comfortable trip, hiking, cycling Universal design, can work on any standard seat posts, a free wrench for you to install