Single Lock Core (Part No: A144) weight-estimated Constructed with features you expect

Constructed with features you expect from a traditional mummy bag with additional body mapped insulation to optimize warmth where you need it and minimize pressure points and other 'side effects'

Fiberglass reinforced nylon

From base to neck

because these socks offer body-mapped mesh zones

Single Lock Core (Part No: A144) weight-estimated Constructed with features you expectSKS stands for Same Key System. These types of cores enable you to lock all your Yakima products with just one key. When replacing a core on your Yakima product, you may need a Control key to remove your existing unlocked core so you can transfer the core to a different Yakima product.