Great helper for blind baking, prevent pie crust or other pastry from shrinking or forming bubbles while baking. Easy to place and arrange as needed, no more big air bubbles, just perfectly smooth crust ready for its filling. IMPORTANT TIP: Baking parchment paper MUST BE placed on the pie crust before pouring on the weights/beans..Food-grade ceramic stoneware, FDA approved, burnt in 2200 kiln, does not encompass any harmful substance or odor, with eco-friendly, food grade wheat straw container..Heat resistant up to 600 , higher than the competitors. High thermal conductivity, possesses robust thermal stability, will not break easily under high temperature baking..Reusable, with high intensity structure, rock hard and solid, durable for years. Approx 2.2Lb1000g. ENOUGH beads should be used on the crust to weight down the pie crust better, a 7-inch pie should be weighted by at least 1.1Lb(500g) beads, for 9-inch pie, at least 2.2Lb(1000g) beads..Easy to use and clean, non porous and non absorbent(extreme low water absorption rate 0.1%), does not absorb flavors or creat odors. Hand washing and drying thoroughly before storing. If the pie weights stick with oil, clean them well with detergent and dry them before next baking, or the oil on the deads will be burnt, creat smell and make the beads surface turn yellow and black.