Jack wolfskin gravity air texapore jacket mens the jack gravity air texapore jacket is designed to protect you in bad weather and offers good protection from wind and water the texapore air fabrics allows freedom to move whilst also promoting a high level of breathability for any outdoor adventures jacket mens weather proof provides protection from wind and water texapore air 2l fabric water column approx 10 000 mm breathability approx 20 000 gm24h air p