Vivaia Lightweight Pointed-Ballet Flats (Aria Walker) in Black/Red. Size 39.5 / 8.5 US. Excellent preowned condition, gently worn. Sold out online! 1. Heel Padding, No Blisters 2. ArchWalker, Enhanced Arch Support 3. Elegant Pointed-Toe 4. Improved Shock Absorbing Outsole Consciously crafted flat, combines the comfort of Aria 5° to a lightweight outsole, you will feel like you are walking on clouds. Not only are these ultra light but also flexible, and comfortable for all-day wear. Ideal for your daily commute or a walk on the park. Pointed Toe Flat 1.5cm/0.59" heel Natural Artemisia Argyi + PU foam insole, with heel rebound, arch, and forefoot support Heel Patch for added comfort EVA and Sugarcane Outsole