Thank you for your interest! All purchases go towards supporting Blue Owl Bohemia / Modrá sova z.s., a nonprofit English-language youth library, learning and culture centre in the Czech Republic. When you buy two or more items from my shop, I offer free tracked standard shipping worldwide! When you sign up for my email newsletters, I will offer you either a 15 percent discount or free shipping on your next purchase, whichever one works out to be more in your favour. Please mention the promotional code BLUEOWL15.