This Long Underwear 6 Pieces Mix & Match Set Saver Pack by Andrew Scott includes 3 Sets of Long Base Layer Underwear in Assorted Colors . Fabric is Premium Mid Weight ( Not Heavy Thermal ) Cotton with touch of Spandex Blend allowing the body to breathe naturally as the base layer under clothing. Sold in Dept Stores at $15 set making this a $45 Value for 3 sets - This is Best Brands Basics Super Saver Stock Value Pack .. Less Laundry Trips !! Buy More and Save on Basics with Best Brand Basics . Quality Assurance Guaranteed.