INVACARE MATRX PSP HD CUSHION BY MOTION CONCEPTS
A bariatric wheelchair seating cushion designed to provideskin protection, pressure redistribution, pelvic positioning, and stabilityfor users up to600 lbs
MOTION CONCEPTS MATRX PSP BARIATRIC CUSHION FOR WHEELCHAIRS
Product Features
The Matrx PSP Heavy-Duty Cushion supports users weighing up to 600 lbs, making it suitable for bariatric wheelchair seating applications.
The cushion combines pressure-redistribution features with molded positioning contours to provide supportive seating for users who require enhanced skin protection and pelvic stability.
The tapered front edge provides a gradual transition beneath the thighs and legs for improved seating comfort.
The standard outer cover is reversible and can be used with the fabric side or smooth, wipeable side facing outward.
Stock 22", 24", and 26" widths accommodate larger seating requirements, while custom sizing extends up to 30" wide.
The cushion includes an inner cover that provides an additional barrier against moisture and helps protect the foam.


MATRX PSP HD POSTURAL AND PRESSURE RELIEF CUSHION
Product Specification
| Specification | Details |
|---|---|
| Weight Capacity | 600 lbs |
| Product Weight |
4.6 lb. and up |
| Width |
22", 24", 26" |
| Depth |
18", 20", 22" |
| Height Abductor/Adductor | 3.5"/3.5" |
| Height at Leg Trough | 3" |


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Invacare Matrx PSP Heavy Duty Cushion by Motion Concepts Buyer’s Guide
The Invacare Matrx PSP Heavy Duty Cushion by Motion Concepts is a specialized seating solution engineered to offer superior pelvic stability, skin protection, and pressure redistribution for wheelchair users. Designed with high-resiliency foam construction and anatomical contouring, this heavy-duty cushion provides advanced support and comfort for individuals requiring long-term postural management.
Advanced Multi-Layer Foam Core Construction
The cushion features a multi-layered foam architecture combining a supportive high-resiliency base with soft, conforming surface layers. This combination prevents bottoming out while evenly dispersing weight across the seating surface to protect sensitive bony prominences.
Targeted Pelvic Stability and Positioning
Engineered with built-in pre-ischial contouring and lateral leg supports, the cushion actively promotes midline posture. These anatomical alignments reduce sliding, stabilize the hips, and maintain proper pelvic positioning throughout extended daily sitting.
Moisture-Resistant and Breathable Outer Cover
Encased in a protective, fluid-resistant Startex fabric cover, the cushion shields internal foam components from spills and moisture. The breathable outer material reduces heat buildup, while the slip-resistant base keeps the cushion securely anchored to the wheelchair frame.
Heavy-Duty Durability and Weight Management
Built to withstand rigorous daily use in home care or clinical environments, the heavy-duty configuration maintains its supportive structure and therapeutic integrity over years of continuous service for high-capacity seating needs.
Invacare Matrx PSP Cushion Review
The Invacare Matrx PSP Heavy Duty Cushion delivers an exceptional balance of postural alignment, pressure redistribution, and heavy-duty reliability. With its ergonomic contouring, multi-layer foam support, and protective moisture barrier, it remains a trusted choice for optimal wheelchair comfort.
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Warranty includes:
2 years from purchase/use by the original purchaser
Defects in materials and workmanship
Repair or replacement, at Motion Concepts/Invacare's option, with new or refurbished parts