Material: made of high quality craft paper, thick and durable, not easy to break: The diameter of each piece is 1 inch, suitable size for many uses. Safety: the sticker says Handmade with love in black font and features a striking red heart. We use eco-friendly water-based inks. Easy to use: these craft paper stickers are self-adhesive with high viscosity, easy to stick and peel off, can be easily removed from the roll and stuck on a dry surface to show the uniqueness of your handmade gifts.