Developed through a unique collaboration between Calphalon and Williams Sonoma, the Elite cookware collection sets a new standard for nonstick performance. Metal utensils won't damage the release performance of the durable, triple-layer nonstick interior, and the specially textured surface excels for searing foods-two key features that set this collection apart from other nonstick cookware. Made in the USA and exclusively ours, Elite cookware is also PFOA-free and dishwasher safe.This wok is ideal for searing, stir-frying and frying foods. The high sloping sides of this flat-bottom wok are ideal for containing ingredients when you're searing and stir-frying, and its depth also maked it perfect for deep-frying tempura and other foods. Premium hard-anodized aluminum ensures excellent heat conduction and uniform cooking. Triple-layer nonstick surface is durable enough to withstand metal whisks, spoons and spatulas. Textured Sear nonstick interior seals in flavor when browning or searing foods. PFOA-free. Polished stainless-steel handles are riveted. Ergonomically shaped handles offer a secure grip and comfortable lifting. Low-profile tempered-glass lid lets you view contents during cooking. Dishwasher safe.