West Biking Thicken Ergonomic Anatomic Relief Little Pressure Soft Bicycle Suspension Cruiser Saddle MTB Cycling Seat Bike Cushion Saddles 1.Rich fabric and subtle graphics.Fashion and Quality. 2.Middle vented to give you a good breathable of your hip. 3.Big shape vented ergonomic channel cools and relieves pressure. 4.If you do not know if it fits your bike, please contact us in advance. Tks a lot. 5.Universal design installs on any standard seat post(some bike need extra clamp).