Insignia for use with a beret. Beret device is for the Swiss infantry school (Ecoles Inf Ter 2/202) in Colombier, Canton Neuchâtel.
The beret device features Colombier castle in front of three chevrons, and a SG 550 to the left and right. Silver wreath is for NCOs and junior ranks.
Colombier is a former municipality and was merged with the municipalities of Auvernier and Bole in 2013 to form the new municipality of Milvignes.