All Pompon&Pets accessories are handmade and made in France. Our dog collar is designed with premium waterproof fabric, ensuring exceptional water resistance, a polypropylene strap, and brass hardware to reinforce the collar to the maximum. Size guide: Xsmall (width 1.5 cm): From 19 to 30 cm Small (width 2 cm): From 25 to 38 cm Medium (width 2.5 cm): From 35 to 52 cm Large (width 3 cm): From 46 to 62 cm