100% POLYPROPLENE
BPA Free
Giant: 33 x 33 x 15 cm / 7500 cc (1 Piece)
Big: 28 x 28 x 12,5 cm / 4000 cc (1 Piece)
Medium: 23,5 x 23,5 x 10 cm / 2000 cc (1 Piece)
Small: 19,5 x 19,5 x 7 cm / 1000 cc (1 Piece)