ZWILLING Peak dual-performance cookware is crafted with a tri-ply stainless-steel body, offering superior heat retention & even heating. Thoughtfully layered with a non-toxic ceramic nonstick coating, a raised stainless-steel pattern, & a titanium-reinforced exterior, each piece delivers effortless release, exceptional durability, & the strength to withstand daily use. Our production process leaves the top layer of stainless steel exposed, maximizing surface contact for quality searing, browning, & caramelization. Dual-performance cookware that sears like steel & releases like nonstick. This 10-pc set is perfect for stocking a new kitchen with an essential assortment or for pulling together a kitchen refresh. The tempered glass lids lock in moisture for energy-efficient insulation. Interchangeable lids: 3 QT saucepan lid fits 8" fry pan; 4 QT saute pan lid fits 10" fry pan. The strength of stainless steel meets the convenience of nonstick. Non-toxic ceramic nonstick coating made without the use of PFAS, PFOA, PTFE, lead, and cadmium. Raised stainless-steel design for excellent browning. Titanium-reinforced exterior and closed rims for increased durability & enhanced corrosion resistance. Surface is extremely scratch resistant - safe to use with metal utensils. Ergonomic, welded handles for easy maneuverability. Safe to use on all stovetops, including induction. Oven safe to 500degree(s)F. Dishwasher safe.