Memory Foam Solutions California King 4 Inch Thick, Gel Swirl Visco Elastic Memory Foam Mattress Pad Bed Topper Made in the USA Instantly makes any mattress cooler, more restful, comfortable, and supportive in sagging areas of mattress 4 inches of extra cooling gel swirl memory foam conforms to your body perfectly Made in the USA. Exceeds PURGreen Certification standards Cooling gel swirl memory foam reduces pressure points that cause you to toss and turn, so you sleep better Topper features a cooling gel swirl memory foam and featuring a famous gel-like feel