Putnams Sero pressure relief standard cushion. Designed to disperse pressure while integral pockets allow air to circulate - see pressure map in photos.
Putnams Sero - Pressure Relief Coccyx Cushion for Tailbone Pain, Coccydynia etc
Putnams Sero Pressure Relief Comfort Ring Donut Cushion Black Cover with Zip
Putnams Deluxe Sero Pressure Relief Cushion - Post Natal, Pressure Care Cushion.
Putnams Sero Pressure Harmony Cover Deluxe Cushion - Blue 16.5''x16''x3''
Putnams Sero Pressure Ring Cushion With Zip Cover
Putnams Advanced Memory Foam CPAP Pillow Pressure Relief - Medium
