charlotte casiraghi and gucci have teamed up for a multi-year equestrian sponsorship. the luxury label will outfit casiraghi for all her competitions in the global champions tour for 2010 & 2011 in a "uniform" especially designed by gucci creative director frida giannini. "i share charlotte's passion for the sport", says giannini. "there's an immediate understanding between the two of us." casiraghi's grandmother, princess grace of monaco was also a muse for the brand.