The Gift pack of five collar extenders consist of neutral colored collar extenders that complement all the colors. They are multi-purpose and suit all the skin types. These discreet collar extenders have a high repeat value and combine well with all the colors.
Rhodie Lamour, an image consultant and COCHIC brand ambassador, highly recommends these neutral-colored extenders. Read her article here:
Extender diameter: 10,2 mm (3/8 inches)
Made in Canada
https://cochic.com/blogs/style-advice/how-to-choose-your-first-collar-extenders-by-rhodie-lamour