Crissssy5 years ago+110How many KG of sand do you need to fill one side of the shell? Show in original language (German)ursbodenmann5 years ago+110I think with 2 bags of 25kg each, the shell half is decently full and ready for decent castles.Show in original language (German)CommentkurtWERNER2 years ago0002 x 25 kgShow in original language (German)CommentAmmax5 years ago000I put in 25Kg and it's quite enoughShow in original language (German)Comment