5 levels of waterproofing
During the waterproofness test, we test 5 levels of waterproofness:
2,000 flexes (approximately 4 km ,30 minutes of walking)
10,000 flexes (approximately 10 km ,3 hours of walking)
30,000 flexes (approximately 15 km ,6 hours of walking)
50,000 flexes (approximately 20 km ,8 hours of walking) 100,000 flexes (approximately >20 km ,24 hours of walking)