Originally purchased at lululemon. Worn only a few times. extra lightweight trainers Taut internal panels hug both sides of your foot to keep you from sliding around in your shoes, while the extra stretchy upper allows you to slip your feet in and out easily. smooth landings, thicker tread on the outer soles for support and long-lasting wear, and a cut-out in the centre that ensures they feel light on your feet. Small openings at the top of the tongue allow you to thread your laces inside to tie them out of sight for a clean look.breathableseamlessgreat stretch and recoveryPropelium™ technology: positions your foot for maximum performance and comfort—and lasts longer than the conventional rubber sole on athletic shoesLightweight: Propelium™ sole technology uses less rubber, making your shoe super lightweightMobility: Less rubber is used in the centre under the arch to give your feet mobility where it's neededCrash pads: Additional rubber tread on the heel, forefoot, and toe create crash pads to help with traction and absorb impactPhantom lace loop: thread your laces through the hidden loop in the tongue to keep them out of sightInternal structural support: Since the Stretch Rebound Techloom™ construction in the upper is so stretchy, internal structural support is anchored to the lacing system to help keep your foot in place.Heel support: A padded heel counter cradles your heel to help support your foot, soften impact, and reduce friction during activity