Rukka Pets Solid Web Pet CollarAdjustable size Reflective details enhance visibility in the dark Padded inner part feels comfortable against the dog??s neck Durable Materials: 50% neoprene, 30% polypropylene, 20% polyester Rukka Pets from Finland, is a sporty, high level pet brand. Our products are developed for comfort and functionality for walks regardless of the weather and season. We spend a lot of time with our furry friends, walking outside and doing various hobbies, and they