Weight: 556g R-value: 4.4 Construction: An impressive R-value of 4.4 puts this mattress in the four season category. It uses two layers of Klymalite lofted synthetic insulation with an antimicrobial treatment to prevent mould. It promises to inflate in 10-15 breaths and has side rails to help prevent roll-off. There is a single inflation/deflation valve. […]






