Specifications‎:‎Stronger enough and softer not stiff‎,‎ 5 holes available‎.‎Metal D‎-ring for easy control sharp spikes‎,‎ cool design as the pictures show‎.‎Fit for medium large dogs‎,‎ such as for pitbull‎,‎ mastiff‎,‎ boxer‎,‎ bully‎,‎ etc‎.‎ Type‎:‎ Dog CollarGender‎:‎ UnisexSeason‎:‎ All SeasonsFir for‎:‎ Medium Large DogsMaterial‎:‎ Faux Leather‎,‎ AlloyFeatures‎:‎ Durable‎,‎ Sharp Spiked‎,‎ Studded‎,‎ WideSize DetailsXS Size‎:‎ 51cm x 5cm/20.08‎"‎ x 1.97‎"‎ ‎(‎Approx‎.‎‎)‎S Size‎:‎ 56cm x 5cm/22.05‎"‎ x 1.97‎"‎ ‎(‎Approx‎.‎‎)‎M Size‎:‎ 61cm x 5cm/24.02‎"‎ x 1.97‎"‎ ‎(‎Approx‎.‎‎)‎L Size‎:‎ 66cm x 5cm/25.98‎"‎ x 1.97‎"‎ ‎(‎Approx‎.‎‎)‎ Notes‎:‎Due to the light and screen setting difference‎,‎ the item‎'‎s color may be slightly different from the pictures‎.‎Please allow slight dimension difference due to different manual measurement‎.‎