Save up to 47% off select Cass Luxury Shapewear Items at Groupon Goods, with prices starting at $19.99. A best bet is the pictured Cass Luxury Shapewear Scoop Skinny Tank, listed at $75.90, now $39.99 with free shipping. The best price we could find anywhere else is $61! It is available in black and nude, in sizes S-XL. Sales tax is charged in some states.