Amazon.com: Personalized Brass Collar Stays, Custom Collar Stiffeners, Shirt Stays, 2.25 Inches, Present for Men : Handmade Products
Amazon.com: Carbon Fiber Collar Stays Set - Collar Stiffeners - Mens - 2 Pairs - 2.5" and 2.75" with Case - Black - Non Metal Collar Stay : Clothing, Shoes & Jewelry