This vest is perfect for summer to autumn. It has a smooth, light feel. The matching tank top is also included. (This was only tried on and has hardly been worn.) There is some pilling on the back right side, please be aware of this. (See photo 6) - Material: 95% polyester, 5% polyurethane - Size: M - Length: approx. 68cm - Width: approx. 55cm Thank you for looking! Feel free to comment!