It is made of environmentally friendly materials, non-toxic, odorless, safe to use, suitable for babies measuring body temperature, easy to carry, and essential to use at home or traveling. It is convenient, safe and non-toxic. Infant safety thermometer, flexible thermometer. Family essential, baby forehead thermometer, safe and convenient, baby can measure the body temperature quietly. It can be reused. colour:black + white Material:PET size:9cm Package Contents: 100 x individual warm stickers Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.