The user can apply it by holding the open tube, thus keeping their fingers clean. Because of their ease of use, and their economic value, they are a popular school and office supply. In 1969 german company henkel inveted it after studying the "twist-up ease" and convenience of lipstick applicators. It can come in many sizes, the most common being 10g, 20g and 40g. Used in schools and creative environments where children and toddlers are present, they have become a stereotype of young education. Which Product ?
A-Glue Sticks
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