Go green...Green Market! Our feline friends have lots to purr about with our stunning selection of eco-friendly Green Market collars! Made with bamboo, one of the world's most renewable resources, the earth will surely smile on you and your cat. The lightweight webbing is fastened with a breakaway clasp, which is the safest and smartest way for your cat to dress. The clasp will release under pressure to ensure safe outdoor play, but is durable enough for daily wear.