FOFOS Recycle plastic bottle toys using the natural catnip grown in North America. It is pollution-free organic cultivation and due to long exposure to sunlight, the catmint has a longer-lasting and rich fragrance. All external materials are made of 100% GRS certificated recycle polyster fiber (RPET) & natural rope. The elasticity & toughness is way stronger than normal fabric. A pocket is provided where you can refill the catmint by yourself. Colourful & soft texture entices cats to play and is perfect for biting, kicking, batting and carrying around the house. Every toys have crinkle sound to attract your cats to have their fun time while you take it easy. Size : 9x25x1.5cm