Make summers cool with a pair of breathable clogs featuring funky prints and vibrant shades of red, blue, green, black, etc. Birkenstock is a luxurious German footwear and shoe brand owned by L Catterton. The brand was founded way back in 1774 by Johann Adam Birkenstock, and it is headquartered in Linz am Rhein, Rhineland-Palatinate, Germany. Sky blue color is representing a clear bright sky.