Informal meals still need good quality tableware, knives, and utensils. This is why the Polywood line has stainless steel blades shape and thickness ensure durability while preventing deformities. The thermal treatment adds durability to the blades edge, and the treated polywood handle attached with aluminum rivets is comfortable to use. With a warranty of five years, they remain resistant to impact and high temperatures, and can be cleaned in the dishwasher. Stainless steel blade.Polywood treated handle.Aluminum rivets.Handle sharp object with care and keep them out of the reach of children. For longer-lasting product, dry well before storing, including after removal from dishwasher. Please recycle products and packaging in accordance with existing recycling guidelines.