Baltic amber pet collar made from Cognac and Honey raw amber and Silver, Turquoise gemstone beads with leather strap. Leather strap has 5 holes (1,2 cm between each hole). *Leather strap allows to increase the length of this collar by ~5 cm. Amber Color: Cognac, Honey; Finish: Raw; Amber Bead Shape: Chip; Gemstones: Turquoise; Length: 20cm (7.9 inch), 25cm (9.4 inch), 30cm (11.8 inch), 35cm (13.8 inch), 40cm (15.7 inch), 45cm (17.7 inch), 50cm (19.7 inch), 55cm (21.7 inch), 60cm (23.6 inch) 65cm (25.6 inch). Custom lengths also available for wholesale customers. Clasp: Leather Strap; If you are looking for a natural solution that would help to repel fleas and ticks from your pet it is definitely worthwhile to consider Amber collar. These collars contain beads of genuine Baltic Amber so they are completely natural. Amber has the ability to repel ticks and fleas since it has a specific smell, which is repelling to them.