Safety First I am Micro Chipped Safety Buckle Cat Collar The Ancol Safety First 'I am Micro Chipped' Safety Buckle Cat Collar will benefit any owner whose (microchipped) pet tends to stray! Informs others that your cat is microchipped With reflective print to increase your cat's visibility in low light Break-away buckle to allow your cat an easy escape if they get caught whilst climbing XL warning bell to help protect wildlife. Please note: your pet must already be microchipped. Dimensions: Fits neck size approx: 20-30cm Collar width: approx: 1cm Advisory: Ensure that you can get two fingers between your cat and the collar for safety and comfort. Please remove the collar when using liquid flea treatments.