TM GoPack -

Class	Average height, cm		Backpack height, cm	Backpack size, cm
Class	Boys	Girls	Backpack height, cm	Backpack size, cm
1-2 class	116-120	116-120	34-38	S
3-4 class	130-140	130-140	38-40	S, M
5-6 class	135-145	135-145	40-43	M
7-8 class	150-160	150-160	45-47	M, L
9-11 class	170-180	170-180	48-50	L