The Head Genesis features CXG (Comfort Grid Technology) in the heel and the forefoot for fantastic shock absorption and less foot fatigue.
Head's Cooling System provides state-of-the-art moisture management for ultimate breathability and Head's HyBrasion rubber outsole provides longwearing performance.

Upper: High Quality Synthetic Upper for Lightweight Performance.
Midsole: Molded EVA Midsole with CXG
Outsole: Non-marking HyBrasion Rubber Outsole.
WEIGHT: 12.8 oz (right shoe, size 10.5 was used)

Here are 3 the lightest shoe models we sell:
Head Evolution, 12 oz
Head Legend, 12.2 oz
ASICS Gel 1130V Black, 12.4 oz