A homemade thermobox, a doityourself thermal bag has a number of advantages. They keep the temperature much better than storebought ones. They are cheaper. Can be made in any size.

Useful for storing food during trips to nature, for preserving frozen food, soft drinks, for preserving fish on a fishing trip.

Cold beer and kvass on the beach    • Аккумуляторы холода. Как сохранить хо...  
How to assemble a thermal box    • Термобокс с термометром своими руками  
Thermobox testing    • Испытания термобокса  
Berry Freeze Test    • Самодельный термобокс. Можно ли мороз...  
Homemade cold accumulators    • Аккумуляторы холода своими руками. Ге...  
Cold accumulators and their types    • Аккумуляторы холода и их виды  
Thermos in a thermos    • Термос в термосе  
Download a full container of cold accumulators    • Аккумуляторы холода под завязку! Длит...