Specification: Size: 0.7*10 cm(diameter*length), 12pcs/pack Temperature : 170-180 centigrade Color: black, brown, transparent,Yellow Professional for hair extension Convinient for usage and storage Package Included: 12pcs/pack * Glue Sticks Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures. 2. Please forgive 1 cm/0.39"-3 cm/1.18" measuring deviation due to manual measurement.