Padding made of layered open cell foam and gel. Top outer cover of heavy duty nylon, bottom cover of resilient plastic.
- Excellent protection from cumulative trauma when sitting for long periods
- Provides protection from vibration and long term comfort
- One size 18" x 16" (46x41cm)
"This item ships directly from the manufacturer and only ships on Wednesdays, regardless of what shipping option is chosen. There are no exceptions. "