Ideal for sporting activities such as mountaineering, paragliding, trekking, canyoning, potholing, sailing and other nautical activities the Opinel No.8 Outdoor Folding Knife is an excellent tool for the outdoor enthusiast or survivalist. Synthetic grip for hanging on a hook/bag/belt. Resistant to extreme temperatures from -40°C to +80°C. Water-resistant. Pealess whistle.