The Thermarest BaseCamp Mattress is luxurious yet packable and lightweight mattress. Though it is heavier and bulkier than the mattresses in the Trek and Trail series, it is still able to be packed into a central camp where you are planning on spending a few nights and want a good level of comfort. Thermarest have upgraded the foam to improve the insulation value and the stability of this mat, and at 5cm thick it provides great comfort. The foam is compressible and light, enough to make the mat suitable to trek to your basecamp. The WingLock valve system has a large opening for rapid one way inflation so no air is lost. The WingLock valve also features deflation 'wings' so the mat can be deflated and rolled up easily. With a classic Thermarest design it's tough, stable and excellent value as a luxury version of their classic mattress which is ideal whether you're car camping or setting up a basecamp. Thermarest BaseCamp Mattress Features Self inflating foam which is now warmer and provides more stability Warmth and comfort from the 5cm thickness WingLock valve Durable and sturdy classic design Stuff sac included
