Stretch, *please*. The Celinda by Baum und Pferdgarten is a stretchy midi-length skirt that shows off with a thigh-high side slit. Stretch, *please*. The Celinda by Baum und Pferdgarten is a stretchy midi-length skirt that shows off with a thigh-high side slit. Founded by Danish designer duo Rikke Baumgarten and Helle Hestehave in 1999, Baum und Pferdgarten is one of the leading Danish fashion houses. Their timeless and design-led collections are full of beautiful fabrics, memorable prints, and bold colors.