Premium spongePremium sponge absorbs ink ly, press the button to squeeze ink and dye the string, very convenient to use. Fixing NeedleThe fixing needle with a protective handle ensures safe and convenient use. Auto Callback StringAuto callback string design saves your time and effort, which helps to improve working efficiency. Hard MaterialThe shell is made of high quality plastic, with high hardness, not easy to break and long lasting, an essential tool for carpenter and DIY woodworking. Convenient MarkingWith a pencil for convenient marking, an essential tool for carpenter and DIY woodworking. Specifications: Condition: Brand Material: Plastic Main Color: Yellow + Black String Length: about 15 meters / 49.21ft Size: approx. 18.5 x 7.5cm / 7.28 x 2.95in Weight: approx. 178g Package Included: 1 x Carpenter's Ink Marker (Liquid ink not included)