This item is made with double gauze fabric with a quilted batting in between, providing a soft touch. It fastens with plastic snap buttons. The neck circumference is approximately 28 centimeters. To prevent shape distortion and ensure longevity, please use a laundry net when washing. Please understand that this is a handmade item before purchasing. Please note that we do not accept price negotiations. Immediate purchase is welcome. Thank you. (m(_ _)m - a Japanese emoticon expressing gratitude)