Slide On Bandana Sizes Size S – Suitable for Ditsy Pet XXS and XS collars or any collar up to 20mm wide. This size is approx 11.5cm in width with a drop of 9.5cm Size M – Suitable for Ditsy Pet SMALL and MEDIUM collars or any collar up to 25mm wide. This size is approx 14.5cm in width with a drop of 10.5cm Size L – Suitable for Ditsy Pet LARGE and EXTRA LARGE collars or any collar up to 25mm wide. This size is approx 20cm in width with a drop of 13.5cm We recommend our products can be hand washed at a cool temperature unless otherwise stated. It is entirely the customer’s responsibility to ensure suitability of our products for your pets, we recommend that you check daily for any signs of wear.