The Cressi-Sub Boot Knife is a high-quality knife designed for water sports enthusiasts, specifically for scuba diving and snorkeling. Made in Italy by the reputable brand Cressi, this knife is durable and reliable for various underwater activities. This specific model, the Cressi Killer Knife, is known for its sharpness and ease of use, making it a valuable tool for any water sports enthusiast. Though it does not come with a sheath, this knife is still a practical and essential piece of equipment for those who enjoy navigating in the waters.