Inside dimensions : 100mm x 70 mm
Outside dimensions : 117 mm x 8 2mm
Size M :
Inside dimensions : 110mm x 80 mm
Outside dimensions : 130mm x 90mm
Size L:
Inside dimensions : 140mm x 85 mm
Outside dimensions : 165mm x 100mm
Size XL :
Inside dimensions : 225 mm x 95 mm
Outside dimensions : 250 mm x 110mm
Measurement and actual size have error of 0.5 cm, belong to the normal !
