1. Material: 100% 304 stainless steel. Filter precision: 300 micron, 400 micron. 2. Shape: cylindrical, conical. 3. Standard size: 6x10", 6x11", 6x12", 6x14", 6x16", 6x19" etc. 4. Use: The beer filter can effectively filter hops in brewing beer, also known as the hop triangle stand, hop filter, beer wort cup, hop basket, or simply a simple beer brewing filter. They are placed in a brewing pot and retain the hops during the brewing process. They effectively inhibit the accumulation of hop sticky substances at the bottom of the pot and prevent the cooling plate device from being blocked. 5. Packaging: single carton packaging.