Customize sublimation dog collars to create one-of-a-kind DIY designs! Embellish each collar with stylish prints and patterns for your dog to wear proudly.Details: White and black 0.78" x 17.9" (2cm x 45.5cm) collar size 9.5" to 15" (24.1cm to 38.1cm) neck size 12 packs (2 collars per pack, 24 total collars) Polyester knitting fabric, plastic and zinc alloy Spot clean onlySublimation Instructions:Pre-heat press to 374°F (190°C) and press for 60 seconds. Do not exceed 400°F (204°C). Single side sublimation only.Always reference manufacturer's instructions for recommended use, time and temperatures for each heating machine, as they could vary. Surface will be hot. Use protection when handling finished product.CAUTION: Not for tie out. Should allow room for two fingers to fit between the item and the neck.