Beautyrest Platinum King. Beautyrest silver brs900 medium king mattress set. Beautyrest platinum is a mid to upper end collection of mattresses from simmons beautyrest a leading american company. We introduced beautyrest to the world with our specialty pocketed coil technology revolutionizing mattress comfort.
About the beautyrest platinum mattresses. 1958 simmons is the first company to introduce the queen and king bed sizes.
Cal king simmons beautyrest platinum phillipsburg iii extra firm 13 5 inch mattress.
1 medium comfort foam. Dualcool technology fiber cover. Updated on july 28 2020. The design features individually pocketed coils soothing geltouch foam and gel memory foam for added comfort pressure relief and support.