MOONCOOL Oversized Bike Seat with Adjustable Backrest Comfort Replacement，Soft Back Rest PU Cushion for Mountain Bike Tricycles Commuter E-Bike in a standard 7/8" seat post，13"L x 11.8"W,Balck Silver

Bike Saddle Specification: Saddle-13" L x 11.8" W; Backrest-9"x 7.8" W. More comfortable to sit. Suitable for a standard 7/8" seat post. MOONCOOL backrest seat is perfect for adult tricycle, adult trikes, bikes and many more bicycle styles. Adjustble Height of Backrest: The backrest height can be adjusted with the flower screw as what you need, adjustble length is 4.5inch.

Please do not turn the screw too tightly when you adjust it, it is just right a little tight. Comfortable Bike Seat: MOONCOOL Saddle Bike Seat with Backrest designed with extra padding and elastomer spring suspension; spares you from aches and pains as it divides the pressure when used as a stationary exercise, indoor outdoor cycling. A must have for bicycles and tricycles.

Ergonomic Design Bike Saddle: Extra wide design fits your hips softly and perfectly without compromising leg movement. Our seat increases the force area, the ass support force and riding comfort at the same time. Ride with safety and confidence for its backrest support.

High elasticity & high density Memory Foam & Gel offers better shock absorption effect, provides better protection to your riding. Universally Fit For Bikes/Tricycles: This bike saddle is designed to fit for almost all bikes. Recommended to use on cruiser bikes, mountain bikes, road city bikes, and adult tricycles.

Easy To Install: Comes with extra install tool and instruction, making your installation easy and ease.