Hi - depends on where you are located. You can find a store here: liceclinicsofamerica.com/lice-remover-kit/ You can also purchase on Amazon: www.amazon.com/gp/product/B073C2685B/ref=as_li_tl?ie=UTF8&tag=ap20180a-20&camp=1789&creative=9325&linkCode=as2&creativeASIN=B073C2685B&linkId=8f4846ba422dadf2c9aafc1bc53fdfb8&LRK-USA&RemoverKit