50mm of ultra-plush supportive WonderGel provides that much-needed pressure relief and longed-for support. Perfect for home and office, the Extreme cushion is also very popular among professional truckers.
Engineered to the human comfort threshold, adjusting to any individual's body shape or weight.
Gel fill breathes, so it stays cool while in use.
Durable elastic gel consistency immediately returns to its original shape, with no permanent depressions.