Blueberry Pet Toys For Cat Toy Mix & Match 6-piece Pack - Striped Sisal Balls + Patterned Fleece Balls+ Silver Foil Balls FRESH AND CLEAN  Our flea and tick repellent collar for large dogs is made with natural oils and plant extracts and does not contain any toxic chemicals. Environmentally friendly and hypoallergenic. 100% safe for pets, humans, and the Swiss Alps.