EUC On Cloud 5 Sneakers Grey Black Women’s 6.5. The On Cloud 5 Waterproof features a new increased midsole and updated CloudTec® configuration make landings even softer and more stable. The breathable waterproof membrane locks liquid out and, with the speed-lacing system, you can forget about tying knots. The upper is made from 100% recycled materials. Stay visible under grey skies and after dark with the Cloud 5 Waterproof's reflective elements carefully positioned for high visibility in low light. -CloudTec® in Zero-Gravity foam provides cushioned landings. -Molded heel design holds your foot securely in place. -Synthetic lining. -Textile outsole with added traction and durability. -Textile upper. -Updated Speedboard® transforms energy into forward motion. -Imported.