The napkin rings were among other designs commissioned by a Danish company from Nanna Ditzel to be given as Christmas gifts to their business partners.
Likely produced by Kolds Savværk.
Set of Four Danish Modern Teak Napkin Rings by Nanna Ditzel
Good vintage condition. A little bit of wear on a corner on two of them. No large chips or cracks.
Thickness: Varies. On average about 2 cm / 0.8 in
Length: 6,3-7 cm / 2.5-2.8 in
Weight, total: 46 g / 1.6 oz