ROBESON SOFT BICYCLE SADDLE Features: 1.Super Ergonomic Design - Three in one unique groove design, in line with the law of venous return, scientific ergonomic design to maintain a healthy Buttock, humane ventilation design, a good solution to sultry problem during the long-term riding, let you enjoy the cool wind while riding,suitable for long distance riding. 2.High-Density Punching Foam - Using high-density punching foam,thicker foam in sports level,Feeling more comfortable, better protect your hips, strong wear resistance and durability. 3.Microfiber Leather Fabrics - Three-dimensional(3D),Feeling soft and smooth, high-elastic, wear-resistant, scratch-resistant, can effectively expand the touching with hips and cushion, bearing vibration, and bring a sense like sitting the cloud. 4.High Reflective Safety Stickers - Exquisite reflective stickers design in the rear of the bike seat, more visible at night with reflective stickers, other drivers can see in a far distance,can improve safety riding at night. 5.Shockproof Ball Design - The base is made of rubber elastomer spring ball design for more stable, better protection, and more durable cushioning. Specifications: Materials: steel base, thick soft foam Product size: approx. 240*200*110mm/9.44*7.87*4.33'' Net weight: approx. 775g Color: Black White, Black Red, Black Blue Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.