From the ManufacturerKeep your telescope assembled and ready for action in your shed, garage, or home observatory with a ScopeCloak to prevent dust and dirt buildup. Protect an assembled telescope in the field before, between, and after observing sessions. Reflective Scope Cloak helps to avoid internal telescope heat build-up caused by exposure to sunlight. Scope Cloak's material prevents dew buildup from external moisture and dropping outdoor temperatures. Designed for temporary outdoor use only - not intended for permanent outdoor storage