ROUBLOFF Brush Roubloff GN33R number 5, 1 pc. The material of the tuft of pile is synthetics with a brown tint, processed by hand. This elastic manicure brush holds the gel well when laid out on the nail plate. The material under the brush fits well and self-levels. Beam thickness No. 3,4,5,6 and 7 - to choose from - we recommend taking several options of different thicknesses, which will allow you to work with different lengths of the nail plate and the degree of complexity of the pattern.