The Serfas® Dual Density® line of saddles is constructed using our 
patented I.C.S. (Infinite Comfort System) technology. Made up of a soft 
flexible rubber base followed by two layers of soft and firm closed cell
 foam, and a final top layer of friction reducing Reactive Gel®.
Features Dual Density® Progressive Foam Technology, steel rails, and durable waterproof Soflex cover.
Features:
- Dual Density® Base
 
- Deep Groove™ Design
 
- Friction-Free E-Gel®
 
- Rails: Steel
 
- Cover: Soflex
 
Specs:
- Length: 277mm
 
- Width: 185mm
 
- Weight: 560 Grams