Blend like a pro with the Sigma 4DHDâ„¢ Precision; a multi-functional eye brush with a four-sided pyramid-shaped brush head encased in a metal-plated & corrosion-resistant Sigma Alloyâ„¢ ferrule & ergonomic water-resistant handle designed for optimum control. Perfectly designed to reach even the smallest, narrowest, tightest crevices, the brush is topped with bristles crafted from exclusive synthetic antimicrobial fibres that pick up, apply & blend with ease & precision. An absolute must-have tool for diffusing concealer, applying primers close to the eye, buffing out eyeshadow in the crease or smudging out gel eyeliners or creamy kohls to create a smokey look. Cruelty-free.