Assets by Sara Blakely Solid Terrific Tights (158B) 100% nylon 89% nylon, 11% Lycra spandex Country of Origin: USA Ribbed elastic waist is 1-1/2" wide Front and back seams are 7-1/2" long. 1/A: 4'10"-5'5", 95-125 lbs; 2/B: 4'10"-5'9", 115-150 lbs; 3/C: 4'11"-6'0", 140-180 lbs; 4/D: 5'0"-6'0", 165-180 lbs; 5/E: 5'1"-6'0", 195-265 lbs; 6/F: 5'1"-6'0" 240-300 lbs; 7/G: 5'2"-6'0", 290-325 lbs