BikeBins has introduced hardshell pannier “bags” made of recyclable polyethylene (aka: hard plastic) that are weatherproof, lockable and will stand up on their own.  The latter feature makes them easy to load and unload when you take them off the bike.
They come in the five colors shown and are designed to keep the contents safe and secure.  Click “more” to see additional features…
Features:
- Constructed of strong and durable 2.5mm thick recycled polyethylene
- Full 17-litre capacity
- Camlock security system
- Universal rack attachment system
- Flat lid that secures to pannier body with nylon pull down clasps
- Bungee cord eyelets to allow stacking on bicycle trailers
- Carrying handle, plus shoulder strap
- Reflective safety tape
- MSRP $59.00 each (buy two or more, they’re $55.00 each)