Jean Dubost Sense® Steak Knives consists of 6 knives made from plastic waste collected and upcycled in France. Innovative and eco-designed using 100% recycled and recyclable endlessly to make sense and use to plastic waste. The Laguiole cutleries have been used in the south of France for over 200 years. Jean Dubost's family, inspired by the traditional peasant tool, has been crafting the artisan blades since 1920. Made in France Dimensions : Steak Knife Thickness : 1.2mm Material : Stainless Steel / 100% Recycled Plastic Colour : Sense® Multicolour Sharpness Guaranteed The blade, made of high-grade stainless steel, is stamped, then ground and then polished in over 25 different manual production stages. Soft and subtle to the touch, a Laguiole knife will stay sharp and will never rust. Jean Dubost Ecoresponsible Commitment Jean Dubost pledges and commits to donate 1% of the Sense® line of sales to the GoodPlanet Foundation created by Yann Arthus Bertrand. Care Instruction Wash with warm soapy water for best results Do not use in microwave.