Small Amberley Satchel (Night Sky)Mulberry Small Amberley Satchel (Night Sky) Mulberry Rider's Lock Postman's Lock Luxury British Heritage 100% : 7 x 7. 8 x 3 () : 18 20 () : 0. 5 () : Night Sky Rider's Lock 1 1 Inspired by British countryside pursuits, the Amberley borrows its shape and detailing from traditional equestrian styling. This small version was designed to be worn on the shoulder or hands free across the body. The geometrical Rider's Lock closure is also a reinterpretation