For all US orders above $100 we adopt free shipping. For all US orders below $100 the standard shipping is 2-4 days (for $5.9 shipping cost). We have eliminated the slower shipping, with exception of Alaska & Hawaii.
Many products are out-of-stock now. We apologize for that. New arrival is estimated on the end of September - beginning of October. You can request to be notified by email - use "notify me" form on our-of-stock product you need.
Courtesy of Mr. Wizard. Please read chart explanation in README.