OUTERDO Bike Saddle Mountain Bike Seat Breathable Comfortable Bicycle Seat with Central Relief Zone and Ergonomics Design Fit for Road Bike and Mountain Bike HOLLOW DESIGN: Center cutout offers anatomic relief and ventilation, this bike seat relieving pressure on the perineum and providing airflow and comfort during long rides. ERGONOMIC DESIGN: This bike saddle is ergonomically designed to be good for your cycling, Perform at your fullest potential on a saddle that can match your strongest outputs. And it has excellent shockproof and maximum firmness. COMFORTABLE & BREATHABLE: The foam padding provides ultra comfort and saves you from cycling pain. And the hollow-out design can Reduce the material in the middle of the saddle, make it lighter and breathable. EASY INSTALLATION & SUITABLE FOR MANY BIKE: The bike seat is very easy installation and suitable for all kinds of bike. The size of it is 10.5''x5.9'' and the weight is 330g, the narrower seat can increase your speed and relieves pressure on sensitive areas. 100% SATISFACTION GUARANTEE: If there any issue about this product, please feel free to contact us first, we will resolve this or refund for you. Please confirm this bike seat cushion can fit your requirement before ordering.