Aicoya Temporary Blackout Blinds an excellent black out material, absolutely zero light comes through the fabric.
The fabric is very lightweight.
The black on one side, silver on the other & feels like the sort of material rucksacks or similar are made out of, only thinner.
Package Included:
1* Blackout Curtains
12* suction cups
2* sheets of black loop&hook dots (each diameter 3.5cm so fairly big)
2* reels of loop&hook tape (width 2.5cm) & 2 lengths of loop&hook (non adhesive)
16* Loop & Hook Tabs
which you could use to tie the fabric up out of the way in the daytime.