1.DESIGNED FOR INDOOR SPIN BIKE SUprated vesion bike saddle, made by high toughness Nylon plastic,40 ventilation holes on the surface promote airflow.A 24 Degree downward incline toward the nose of the saddle,, but it works great for all types of bikes including Spinning Bikes, Exercise Bikes, and Outdoor Bicycles 2. Most of our customers are very fond of our bike cushion ,And it has the spider web saddle has super cool appearance, ultra light weight, sitting comfort, ventilate and shock absorption, makes cycling more comfortable 3.accidentally injured people can better prevent wounds worsening, so as to get the most timely treatment, we sincerely hope that every customer can be safe and healthy 4.PREMIUM QUALITY - Well not junk!Our bike seats with the best materials to ensure that every customer\'s safety and comfort is the most durable one of the most worthwhile products to buy