Material: the mixer attachments are made of quality aluminum and metal with silicone edges, safe and non-toxic, durable and suitable for long-term use, lightweight and easy to wash, easy to store and will not take up much space Proper measurement: the stand mixer attachment replacement with double silicone edges measures approx. 6.3 x 6.1 inches/16 x 15.5 cm, the stand mixer attachment replacement with single silicone edges measures approx. 6.3 x 5.9 inch/16 x 15 cm, which fit for 4.5-5 quarts, the proper measurement to use Wide range of use: the mixer attachment can be applied for pancakes, dry batter, compound butter, pastry, cream and more, and it is suitable for many stand mixers, improving the mixing efficiency of the food preparation process Nice practicality: the mixer attachment is designed with silicone edges, which will virtually eliminate batter buildup on one side, and there is no need to scrape the bowl with a spatula, and the blade can continuously slap, scrape and mix