Concierge Collection 4" Gusset Feather Bed~ California King Cotton Duck feather fill Luxurious, plush Polyester fabrication Liner for better feather performance Bottom is feather-proof with heavy coating on back of fabric 4" cotton gusset Adds height to your bed Provides wonderful loft Baffle box construction Helps keep fill in place in each block Prevents fill from shifting and bunching Framing for added support and comfort California King: approx. 72"W x 84"L x 15"