Made of strong plastic. Lid can be closed with 2 clips, protecting the contents against dust and dirt. Perfectly stackable with or without lid. Completely flat and reinforced bottom. Contents: 0.7 liter Outside ft: 15.5 x 10 x 8 cm (l x w x h) Inner ft: 12 x 8 x 7 cm (l x w x h) 100% recyclable