Vac's jersey no-bows are made of a soft absorbent fleece fabric with a center of dense sponge like foam, which is kept in place by Vac's exclusive stitching. Vac's No Bows are a classic staple item that have been around for 25 years. The Vac's no-bows are well made and will not loose their shape or flatten out after multiple uses. These no-bows are perfect for in the stall or for shipping.