18-20 RED ROSES in large box. 
13-15 RED ROSES in medium box.
8-10 RED ROSES in small box.
Box small - Dia: 14.7 x H: 11.4 cm
Medium Hat Box - Dia: 17.2 x H: 13 cm 
Large Hat Box - Dia: 19.7 x H: 14.5 cm
Medium size on the pictures.