They are made of nylon (85%) and elastane (15%).4 L 77-82 99-104 40 XL 82-87 104-110 42 As far as washing is concerned - let's agree that you will wash them only at 30°C and dry them in the dryer at a low temperature, otherwise it could happen that you will no longer be able to wear them - you can find out more below in the classic product information.5 M 72-77 95-99 37.
Dimensions of the set in size S/M measured flat: armpit width - 62 cm, sleeve length - 58 cm, sweatshirt length - 62 cm, trouser waist width - 35 cm, waist height - 28 cm, leg length - 95 cm.