sports > backpacking > CPAP

Mandibular advancement splints (MAS) (AKA oral appliances, AKA occlusal splints) promise a lighter-weight alternative to CPAP machines + a power source. For backpackers, carrying a heavy 60lb battery makes it virtually impossible to do backpacking while getting good sleep. So MAS devices are a particularly attractive alternative for backpackers.

Steps to fabricate my own: