4 Pack Hot Tub Headrest Replacement Compatible with Master Spas Pillow , Generic Charcoal Grey Flat Pillow Replace HTCP8-05-0094 / X540720 / MASX540720 ? Compatible with Master Spas Series Include: Clarity Spas 2013-2014 : CLS1055, CLS855L, CLS855, CLS738L, CLS738, CLS730L, CLS730, CLS524, CLS415 Contractor Series 2010-2012 : CS415, CS862, CS743, CS742, CS738, CS730, CS866C, CS862C, CS7421, CS738L, CS730L Down East Series 2011-2012: Cape Cod 2, Windsor 2, Exeter 2, Portsmouth 2, East Hampton 2, Somerset, Windsor STSH2X Swim Spas 2010-2014 : Trainer 19, H2X Momentum, Trainer 17, Trainer 18 Legacy Whirlpool 2010-2014 : Inspire SE, Enterprise, Intrepid, Inspire, Envision, Enterprise Michael Phelps Swim Spa 2012-2014 : Signature S, Signature, Momentum 50, Momentum 80, Impact, Force Twilight Series 2009-2014 : TS67.25, TS MP, TS8.1, TS8.3, TS8.2, TS7.2, TS7.1, TS6.2, TS6.1, TS240, TS120, TS FIT, TS8.35, TS8.25, TS7.25, TS7.15, TS67.15 Upgrade your spa experience with this high-quality Hot Tub Headrest Pillow Replacement, designed for seamless compatibility with a wide range of Master Spas models This spa pillow replaces part numbers HTCP8-05-0094, X540720, MASX540720 , making it an ideal solution for restoring comfort and aesthetics to your hot tub. Engineered for durability, this replacement for master spas pillow resists water absorption, heat, and UV damage, ensuring long-lasting performance in both indoor and outdoor spa environments.