A4 size Large 15″ X 11″ (38cmX 28cm) Total size including the corner tips 13″ X 9″ (33cm X 23cm) Internal base dimensions Medium 11,5″ X 9,5″ (29cm X 24cm) Total size including the corner tips 9″ Χ 8″ (22,5cmX20cm) Internal base dimensions Small 8,5″ X 7,5″ (22cmX19cm) Total size including the corner tips 7″ X 6″ (18cmX15cm) Internal base dimensions Set of three: 1 Large 1Medium 1 Small
