Wonder Button Loosen that tight collar with these wonder buttons, an ingenious little device that extends the size of your shirt collar by up to a half size.

• Made of Metal
• Wonder Button Collar Expander
• Stainless Steel
• Adds up to 1/2 a size to any shirt.
• Can be used in dress shirt necks and cuffs.
• Guaranteed for life from Wonder Button
• Made in U.S.A