Mini aluminium greenhouse: 1,Frame:aluminium (0.7mm) 2,Cover:PC board(3mm) 3,Size:100* ... 60*40/30cm 4,Easily assemble&package Mini aluminium greenhouse:Aluminium with oxidation treament,it could protectthe frame getting rusty ... .5/2.5kgsDelivery time: 25 days after order confirmed Mini aluminium greenhouse