Photo credit: HRH Duchess Kate on FB
It is the 'Rebecca' Shirt Dress 'A bright emerald green dress with a cream petal print pattern'
Details on Kate's wedges from the Endless website www.endless.com/ :
'Stuart Weitzman's Minx wedge sandal is an earthy and perfect accessory for warm weather ensembles. Tightly woven leather criss-crosses the vamp and ascends around the outer edge to the adjustable ankle strap. The 4.5 inch elevation in the cork-covered wedge lengthens the leg, while rubber soles grip tight for unbeatable traction.
Materials: Leather upper, Leather lining, Rubber sole
Measurements: Heel measures approximately 4.5", Platform measures approximately 1"
Item number: B0057DW832'