Refresh a full spa seating area with this 4-pack of Spa Tender TS019-style replacement headrest pillows. Designed for compatibility with Master Spas applications using X540765 / X540765-1 style headrests, including applicable Clarity and Genesys configurations. Adjustable two-pin mounting design with approximately 4.5-inch pin spacing. Graphite black finish. Verify the shape, dimensions and mounting-pin spacing against your existing pillow before ordering. Replacement part; not an OEM Master Spas product.