Women's Vivobarefoot Ultra 3 Bloom Water Shoes in White/Grey, Size 41 (US10) These VivoBarefoot Ultra III BLOOM® water shoes are crafted from BLOOM® foam and feature a honeycomb design to ensure lightweight, breathable movement for adventures in and out of the water. Every design element of a VivoBarefoot shoe supports the stimulation of "proprioception," which is the body's natural sense of its own position, balance and movement Pure Barefoot Technology allows the body to provide natural shock absorption, motion control and sensory feedback via a wide toe box, ample flexibility and a patented, puncture-resistant outsole Lightweight EVA and BLOOM® foam construction with honeycomb cutout design Drawcord lace front Shaped like a foot with a flexible design to allow natural movement Insole-free design gets your foot closer to the ground for a barefoot experience Grippy, flexible BLOOM® foam outsole