What is the weight limit for the Purple® Seat Cushion? The Purple® Seat Cushion does not have a weight limit, though there may be one seat cushion that will fit your needs better than another. Find each seat cushion and their best use, HERE. Related articles What Purple® Seat cushion is recommend for coccyx pain? Can I cut the Purple™ Seat Cushion to fit a specific seat size? Do you make custom sizes of the Purple® Seat Cushions? Can the Purple® Seat Cushions be used in the shower? What is the Ultimate Seat Cushion return policy?