How much does this cost to the nearest dollar?

Mattress Topper Cover, Premium Bamboo Zippered Cover for Mattress Topper with Adjustable Straps, Ferlizer 4 Inch Twin Extra Long/Twin XL Mattress Topper Protector
This mattress topper cover twin extra long / twin xl is ONLY the cover for mattress topper (foam NOT included) Breathable bamboo fabric gives a cooling and comfortable feel while you sleep (OEKO-TEX Certified Each corner has an adjustable elastic strap, fits your mattress depth up to 18” and keeps the topper stay securely in place Our zippered encasement protects your memory foam topper or latex topper from 360 degrees This 4 inch twin extra long / twin xl mattress topper protector is machine washable, tumble dry low for easy maintenance Brand Ferlizer, Color White, Size Twin XL, Fabric

Price is $43.00

Price: $42.99