The made of food-grade nylon, which can be safely used for cleaning kitchen food utensils Hair thickness and hardness are both increased by 50% Effectively improve the situation of wool bending and non-rebound under the condition of high temperature Cleaning brushes can be clearly differentiated and used for different tasks. Sanitation work at different locations (sanitation areas, kitchens, fittings, etc.). Very effective in a wide range of applications such as removing stubborn and deep-rooted dirt from ovens, grills, workshop surfaces, tile, metalwork and all delicate surfaces including soft fabrics and furniture. High-strength wear-resistant brush material, heating and efficient decontamination material: plastic Color as shown Package Contents: 8 x round brush Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.