Calphalon L155G Tri-Ply Wok Engineered to deliver professional-quality performance Unique 3-ply construction combines heavy-gauge aluminum core and stainless steel to provide quick, even heating and brilliant good looks Satin-finish interior maintains its good looks through years of use Cast, polished-stainless Cool V long handle stays cool on the stovetop and is ergonomically designed for comfortable grip and easy lifting Heavy duty, stainless steel rivets permanently secure handles to lids and pans for a lifetime of use