It is described as a leather belt. It's even written on the inner (plastic) tape. To be honest there is a thin layer of skin on the outside. Oddly enough, the packaging smells a bit like leather, but the strap just smells like plastic. I think the bull is in their logo sand for b in BS.
π Premium Plastic Collar Stays - Assorted Sizes in Crisp White Finish
9 Review
π Revolutionize Your Style with Fashion Anchor Pack Collar Stays
8 Review
Stiffs Wurkin: Premium π Assorted Brass Collar for Polished Style
9 Review
220 Plastic π Collar Stays for Organized Closet
9 Review