Jane.com has Anti-Mosquito Stickers 24 Pack for $3.99. Shipping is $2.75 for the first item and free for each additional item.
The special adhesive allows you to stick them on a piece of clothing or a location near the body, such as trousers, socks, sneakers, shirts, hoodie sweatshirts or even at the edge of a table, on a chair or stroller. They are super easy to apply and they stay stuck!