Custom Personalized Embroidered Dog Collars (Guardian Gear Brand Dog Collars) 4 Dog Collar Sizes: X-Small (3/8&quot; wide by 7&quot;-10&quot;) Small (5/8&quot; wide by (11&quot;-16&quot;), Medium (3/4&quot; wide by 14&quot;-20&quot;), Large ( 1&quot; wide by 18&quot;-26&quot;) In the Gift Message Box at Checkout. Tell us: (1) Collar Color, (2) Thread Color, (3) Size, and (4) Personalized Info (maximum 25 characters including spaces). Great identification for lost pets. - GUARDIAN GEAR BRAND DOG COLLARS SPECIFICATIONS *Tough nylon with a nickel-plated swivel clip, *Bar-tacked stitching at stress points provides extra strength, *Plastic, contoured, quick-release buckles, *Nickel-plated D-rings 8 Dog Collar Colors Choices: Red, Royal Blue, Hunter Green, Black, Lime Green, Malibu/Aqua Blue, Purple & Flamingo Pink Embroidery Thread Color Choices: White, Black, Navy Blue, Royal Blue, Light Blue, Red, Hot Neon Pink, Medium Pink, Light Pink, Lavender, Purple, Dark Purple, Yellow, Neon Yellow, Neon Lime Green, Hunter Green, Light Green, Orange, Hot Neon Orange, Lt. Silver, Dark Gray, Tan, and Chocolate Brown.