Type of Pad
Closed Cell - dense foam mats with no air
- Inexpensive, durable, bulky
- Suitable for budget backpackers, ultralight hikers, thru hikers
Self Inflating - filled with foam and some added air
- Less expensive, decent insulation, less compact
- Suitable for car camping, lower budget hikers and backpackers
Inflatable Insulating - filled with insulating materials and added air
- Pack small, comfortable, lightweight, less durable (but repairable)
- Suitable for multi day hiking, cold weather camping
R-Value
This is the measurement of a materials resistance to heat loss
- Less than 3 = warm summer weather
- 3 - 4 = 3 season use
- 4.5 + = 4 season winter use