High Compatibility:Sticker maker refill compatible with hello blink fits most printers, 2.2-inch height.No ink needed Dimensions: Stickers compatible with hello blink package include 10 rolls,2.2 inches×10 feet each,print 50-60 photos Versatility: Sticker refill compatible with hello blink is self-adhesive thermal paper for scrapbooks,lists,notes, photo printing Safety: This sticker is made of quality paper,waterproof,BPA-free,safe for kids with long-lasting prints Inspire Creativity: Much stickers let kids print freely,smooth paper for coloring,sparking interest