Brooks Women's Adrenaline GTS 24 SneakersThis runner favorite is back with a better than ever midsole that provides a perfect balance of support and softness for all your miles. Breathable mesh upper with stretch fit DNA LOFT v3 foam cushioning adapts to your stride for lightweight comfort GuideRails technology supports your body in its natural motion path while preventing excess movement Upper made from 62. 7% recycled materials keeping approximately 8. 32 plastic bottles from landfills