Glass straw, made of high borosilicate glass (bor3.3), withstands a ± 120 ° temperature difference between rapid cooling and heating. Hard and non fragile, high refractive index, clear and transparent. Thickened walls, sturdy and durable. It can be used to suck various liquids or as a stirring rod. Each straw is inserted into a white cardboard holder and put into a Cardboard box for absolute green packaging. Each box is equipped with a brush, and the straw can be reused. The top of the straw is decorated with colored glass of the same material, further enhancing its aesthetic appeal. This product is sold as a set, with 5 straws and 2 brushes per box. Each box contains 50 boxes. Outer diameter 10mm, wall thickness 1.5mm, length 230mm