This Hetty and Huxley collar is: Adjustable Unisex Handmade in Britain Machine Washable at 30 degrees Available in six sizes, ranging from XSmall to Large Wide. Each collar is made from strong 100% cotton webbing, surrounded by a luxury patterned cotton fabric, allowing for maximum comfort. They are stitched together with a durable cotton thread and finished with a high quality stainless steel welded D ring, an easy release black plastic buckle & adjuster. Matching lead, bandanas and bow ties available. Size Guide: XSmall - 19cm - 28cm circumference 1.5cm width Small Narrow - 28cm - 46cm circumference 1.5cm width Small - 28cm - 41cm circumference 2.5cm width Medium - 33cm - 51cm circumference 2.5cm width Large - 40cm - 60cm circumference 2.5cm width Large Wide - 40cm - 60cm circumference 4cm width