- A comfortable viscoelastic “memory foam” top molds to the anatomically shaped, round-edged pocket below in the high density bottom
- Pocket reduces pressure on ischials and coccyx
- Bottom layer is contoured to encourage healthful, upright posture and proper positioning of the legs
- Built-in sleeve in bottom of anti-slip cover allows use of molded Sling-Fill base (not included)
- Cover consists of anti-slip top surface and nonskid bottom
- 18 month warranty








