The mini stapler is made of plastic shell and steel. The size is about 1.55″x0.6″x1.1″, which is portable and lightweight. This mini stapler set is great for kids and adults alike, adding a modern touch to any office desk or school kit. Each one comes without staple, you need to prepare No.10 Staples. Orders of 10000 pieces or greater are eligible for sea shipping. 100% guarantee for quality.