Great for outdoor adventurers, wildlife photographers, researcher, and nature enthusiasts who require tool for their fieldwork and hobbies for a variety of outdoor activity such as hiking, camping, wildlife watching, and even as emergencies signals device during unexpected situations High performances and it is in great reliability. field Whistles is easy to use and to operate Make from ABS materials, this light weight and waterproofs Whistles is easy to carry Field Whistles can make enticing distress cries that attract foxes, cats, dog