Thermarest Hyperion 32F/0C Sleeping Bag Regular Black Forest 10721. As one of the lightest Sleeping Bags in its class the Hyperion is a mummy-style bag that uses a box-baffled construction to minimize weight while maximizing heat efficiency. At only...
Thermarest Hyperion 32F/0C Sleeping Bag Regular Black Forest 10721. As one of the lightest Sleeping Bags in its class the Hyperion is a mummy-style bag that uses a box-baffled construction to minimize weight while maximizing heat efficiency. At only...