My best friend Betty. No matter what the conditions are or what situation you are in, these 3 layer 4-way stretch fabric pants will give you the support and protection you need. The Betty is a mid-rise, slim fit pant with a high contoured back and multi needle top stitch detail at the hips. Waterproof and breathable, you'll be calling these your best friend soon enough. WATERPROOF- 20,000mm. BREATHABLE- 20,000g.