You know you’re the world’s biggest beauty geek when a silicone brush-washing glove excites you. I’ve had my eye on the Sigma Spa Brush Cleasning Glove for a couple of months now, and finally decided to bite the bullet and treat myself (I also bought one for Jules for her birthday and she literally squealed when she opened it). The glove has two sides: one for eye brushes and one for face brushes: There are variety of textures and surfaces which perform various functions, ie wash, refine, rinse and shape. The glove itself is incredibly soft and much more flexible…