Disclaimer: Fly pupae may hatch in route when shipping, unless you pick Express shipping feeders are not guaranteed. Please consider weather when purchasing feeder insects and add to your order a heat or cold pack and insulation. Remember even pupae is a living animal & weather extremes will harm them. You will find these items on the shipping page.If your item's will not fit in this box, do not choose fly shipping. USPS has raised the flat rate small box to $7.50, I am sorry but I have to raise mine to that too.