As one of its daily deals, THAT Daily Deal offers this 6-Piece Interlocking Cushion Floor Mat Set
for shipping. That's $3 under our mention from last summer and the lowest total price we've seen. (It's a current price low for any similar mats by $11.) These mats are about 3/8" thick and measures 24x22", covering an area of about 20-square feet of floor space when connected. Deal ends January 15.