Polyurethane and Plastic

Wide Compatibility: Fits for most J-300 series hot tubs 2014-2018 , including J-310 J-315 J-320 J-325 J-330 J-335 J-340 J-345 J-350 J-355 J-360 J-365 J-370 J-375 J-380 J-385

Superior Material: Made of premium polyurethane and plastic, wear and corrosion resistant,high performance and long service time

Great performance: This pillow features a oval shape and bump texture design, enhance hot tub overall look and help your spa look new again

Easy Installation: Easy to install, Includes 6455-488 Pillow insert and 2455-105 pillow back(1Pack）