Inside Your Outside! All about the Human Body

We typically process and ship orders within 24 hours. Orders placed on weekends or holidays ship the next business day. Delivery time depends on your location and the shipping method selected. Below are our default options, with upgrades available at checkout:

Domestic Orders (U.S.): USPS Economy Mail (2–7 business days) - $3.99 for the first unit, $1.00 per additional unit.

International Orders: Standard International Mail (4–10 business days) - $14.00 for the first unit, $10.50 per additional unit.

See our Shipping Policy page for a complete list of shipping methods and transit times.

We accept all major credit cards, including Visa, MasterCard, Discover, and American Express. For added convenience, we also offer Shop Pay for orders over $35.00, which provides flexible payment options. More details will be available at checkout.

Once your order ships, we’ll email you a tracking number so you can monitor its progress and estimated delivery date. If you haven’t received your tracking email within two days of placing your order, please check your spam or promotions folder. If it’s still missing, contact us at orders@bookpop.shop, and we’ll be happy to assist you.

Yes! You can send a gift directly to someone by entering their shipping address at checkout. We also offer a gift wrap service for $3.50 per item, and you have the option to include a personalized note with your order.

If for any reason you are not completely satisfied with your purchase, within 30 days of placing your order, we will refund you for your purchase with no questions asked. Full details can be found in our Returns and Refund Policy

Returns and Refund Contact Info:
returns@bookpop.shop
415.318.0274
5 Lindsay Circle
San Francisco, CA 94124