Aoyoho Hot 100PCS 5 Colors Waterproof Plastic Nursery Garden Labels T-type Plant Tags Markers with Marker Pen 100PCS Plastic Waterproof Plant Nursery Garden Labels Tags Markers with Marker Pen Easily cleaned with household cleaner for reuse Waterproof plastic material, reusable and easy to clean The free marker pen is water-soluble pen,Suitable for indoor repeat using the tags,It will gradually disappear when it meets the rain. If used outdoors and want to tag permanent, you need to use oily marker pen or ball-pen to write Size and Material: 6 x 10 cm (2.36 x 3.96 inches), plastic material