Size: X Tall is same as XL in Tamara C is the same size as C Long  It is just labeled different  as different country search differently  But they are the exact hosiery size The "Original" Tamara  Calendar Girl Pantyhose  w/feet & built in Tamara  Control Top   Designed for very active,   High Energy Cheerleaders,   Dancers and Waitresses  to create perfect natural looking legs NO shine or sheen   "NO Pinch" waistband Silky Smooth and Soft  Very Comfortable to wear  Designed with Extra Support New run resistant stitching technology  adds Strength and Durability,  greatly reducing rips and tears  86% Nylon & 14% Spandex The highest quality made pantyhose MEN OR WOMEN  SIZE CHART SIZE A -  Up to 5"2"  Up to 105 lbs SIZE B - 5'0" to 5'5"  95-120 lbs SIZE C - 5'3" to 5"8"  105-140 lbs SIZE C LONG = (D) - 5'6" & over to 115-175 lbs SIZE X-TALL - Up to 6'4" 140-190 lbs  SIZE XL 5'8 & over  135-190 lbs SIZE 2XL - 5'7" to 6'3" & over 160-230 lbs  SIZE 3XL - 5'11"  & over 200-270 lbs Email any Question Prior to Purchase