This stamp pad contains red, yellow, blue and green separate ink pads within one case. Washable stamp pads offer a variety of creative possibilities with easy clean-up The ink is non-toxic and safe for hand and finger stamping. It washes off fingers and most clothing with warm, soapy water. The quick drying, fade-resistant ink is also acid-free for archival quality. The red, yellow, blue and green ink in this stamp pad presents crisp, vivid images when stamped. Stamping is a fun way to develop fine motor skills and foster creative expression. For ages 3+. Size of each color: 3”L x 2”W. Size of entire stamp pad (with plastic casing): 7.75”L x 7.75”W x 0.7”H.