I did 8 nights on a 3/4 thermarest and it was fine comfortwise. Importantly it cushions and insulates your hips and shoulders. Only issue I had was the foot of my sleeping bag getting a little damp because of condensation on the groundsheet. Not a drama though.
I did 8 nights on a 3/4 thermarest and it was fine comfortwise. Importantly it cushions and insulates your hips and shoulders. Only issue I had was the foot of my sleeping bag getting a little damp because of condensation on the groundsheet. Not a drama though.