Temperature Resistant Nylon Brush Head The nylon bristle head is designed to withstand temperatures without warping, enabling safe cleaning of coffee machines with hot water or steam. It effectively removes coffee oils and residue from hard to reach areas such as group heads, shower screens, and portafilters. Solid Wood Handle With AntiScalding Design Ergonomically crafted from solid walnut, the handle provides a secure, comfortable grip and remains heat resistant to protect hands during cleaning. The design reduces the risk of burns when working with hot components. Builtin Water Retaining Device The handle includes a water retaining system to prevent backflow of steam or water, contributing to safer handling and a cleaner, more efficient cleaning experience for your coffee machine. Fast Internal Heat Dissipation Advanced internal heat dissipation quickly cools the handle, keeping the brush safe to touch and maintaining performance throughout use. 23 practical use scenarios After pulling shots, use the brush to clean the espresso machine group head, shower screen, and portafilter to remove stubborn coffee oil and grounds. Clean the steam wand and milk frother by brushing away dried milk residue, using hot water or steam for thorough removal. Refresh the machine by brushing the filter baskets and drip tray to eliminate coffee residue and keep the machine hygienic between uses.