The EzyDog Double Up is a secure dog collar designed for added strength and durability. It features two Stainless Steel D-rings, providing peace of mind and distributing pull force effectively when a lead is attached. Crafted from EzyDog's proprietary soft touch webbing, the collar is both soft to the touch and exceptionally strong. Comfort was a key consideration, with high-quality materials ensuring the collar is comfortable for your dog and easy to clean. The dual D-rings offer double security and strength. Additionally, the collar includes reflective webbing for visibility during nighttime and an accessory D-Ring for attaching ID tags. Size Guide: For the best fit, measure your dog's neck. Size S: Neck Size 22-29cm (8.5-11.5"), Collar Width 12mm (.47"). Size M: Neck Size 29-40cm (11.5-16"), Collar Width 19mm (.75"). Size L: Neck Size 39-59cm (15.5-23"), Collar Width 25mm (.98"). Size XL: Neck Size 47-71cm (18.5-28"), Collar Width 38mm (1.5").