It's made of natural materials. I think it's easy to use in the chilly season. Please understand that this is a used item. Flat measurements: Please note that there may be some errors, so please use them as a reference. Shoulder width: 46 cm Body width: 57 cm Sleeve length: 66 cm The sleeves have a puffy design, making it a cute design. Shipping will be done with measures to prevent water damage and will be a simple shipment.