Saddle Bontrager Commuter Fluid 185mm BlackBontragers Commuter Fluid Saddle moves with you to reduce pressure on fitness rides and commutes. The patented fluid technology performs better than standard geland its paired with air foam and a full cutout for soft tissue protection and support. Plus, you can easily attach a Flare tail light to the rear facing Blendr mount! Fluid adds comfort by moving with you as you pedal to alleviate pressure Fluid is better than gel at reducing pressures,