Comfort: Super comfortable to wear throughout your workout. Options: This deal is available in two sizes: S-M and L-XL. Vest top: Redeem a women's weight loss sauna sweat vest! Sauna: When you're working out, this vest top creates a sauna-like effect that makes you sweat and aids weight loss. Material: Made from a heat-trapping polymer fabric. Size: S-M vest top: Bust = 80 cm - 95 cm, waist = 74 cm - 89 cm, length = 57 cm | L-XL vest top: Bust = 97 - 107 cm, waist = 74 - 89 cm, length = 63 cm. | Women's Weight Loss Sauna Sweat Vest - Black | Wowcher