How much does this cost to the nearest dollar?

Premium Glass - Carpet Chair Mat 36 x 48 Crystal Clear Сhairmat - Heavy Duty Floor Desk Mat for Carpeted and Hardwood Floors - Thick Tempered Glass Home/Office Floor Protector
BUILT TO LAST LONG - Our chair mat for carpet is made with 0.25 inch thick tempered glass and designed for excellent strength. Its scratch resistant surface supports up to weight without breaking or bending. Computer chair mat does not retain stains and can be washed countless times easily KEEP IT STRESS FREE AND MESS FREE - Office chair mats for carpeted floors are made without the consumption of phthalate and totally BPA-Free. The pollution free composition of carpet chair mats makes them safe for human use. Transparent mat for office chair styles your workspace with grace without producing any bad odors or le

Price is $285.00
Price: $284.95