From the Bog Dog team:
Extremely lightweight waterproof trousers for running
The Montane Minimus Nano Pull-Over Waterproof Pants are a supremely lightweight pair of trousers designed for fast and light runners for whom kit weight and packability is paramount. Made with one of the lightest waterproof and breathable fabrics available, the Minimus Nano Pants weigh just 100g (size medium). These waterproof trousers pack down easily into their own stuff sac to neatly stow in your training and racing packs year-round. An essential piece of kit for runners taking on big challenges this season.
Minimalist Waistband
Pre-elasticated waistband
Reflective
Reflective Montane branded details on the calf
Pre-elasticated cuffs
1/4 length YKK side leg zips
Stuff Sac
Packs down into stuff sac provided
Elasticated Hem
Pre-elasticated hem
Designed for Movement
Articulated knees for a wide range of movement
Technology
Waterproof and breathable Aqua Pro Lite, with fully taped seams
Materials
100% Polyester