Describe: Product name: Cup mouth cleaning brush Color: green, blue, gray Material: Silicone Package content: 1 cup mouth cleaning brush About this item: 1. Mini multifunctional crevice cleaning brush, 3-in-1 cleaning brush to clean nooks and crannies 2.U-shaped silicone cup mouth brush, clean stubborn stains around the cup mouth, soft and dense U-shaped silicone brush, used with detergent, smooth operation, clean three sides with one brush 3. The twisted wire gap brush cleans the narrow groove on the inner wall of the cup lid, the twisted wire bristles penetrate into the gap, and the spiral design is to solve the problem of gaps and ditch dirt. 4. Hard brush corner brush to clean the dirt in the corners and grooves of the container, double-row hard brush hard brush, strong decontamination ability of the hard brush head, easy to solve the problem of cleaning your cup 5. Comes with hanging holes, hanging storage, more convenient and hygienic, after cleaning, hanging and draining, does not occupy space and is not easy to breed bacteria) NB: 1. Do not imagine the size of the product according to the picture, please buy it according to the specific size. 2.1 inches = 2.54 cm 1 cm = 0.39 inches 3. Please allow 1-3mm difference due to manual measurement. 4. Slight chromatic aberration may be caused by different monitor and camera lighting.