Что значит size 164 на брюках ?

Clothes sizing boys (age 5-16)
Product label1. HEIGHT2. CHEST3. WAIST4. HIP5. INSEAM
5-6 Years
116 111 - 116 cm58.5 - 60.5 cm55.5 - 56 cm62.5 - 64 cm52 cm
6-7 Years
122 117 - 122 cm61 - 63 cm56.5 - 57 cm64.5 - 66 cm56 cm
7-8 Years
128 123 - 128 cm63.5 - 64 cm57.5 - 59 cm66.5 - 68 cm59 cm
8-9 Years
134 129 - 134 cm64.5 - 67.5 cm59.5 - 61.5 cm68.5 - 71 cm62 cm
9-10 Years
140 135 - 140 cm68 - 71 cm62 - 63.5 cm71.5 - 74.5 cm65 cm
10-11 Years
146 141 - 146 cm71.5 - 74.5 cm64 - 66 cm75 - 77.5 cm67 cm
11-12 Years
152 147 - 152 cm75 - 78 cm66.5 - 68 cm78 - 81 cm70 cm
12-13 Years
158 153 - 158 cm78.5 - 82 cm68.5 - 70.5 cm81.5 - 85 cm73 cm
13-14 Years
164 159 - 164 cm82.5 - 86 cm71 - 73 cm85.5 - 89 cm76 cm
14-15 Years
170 165 - 170 cm86.5 - 89 cm73.5 - 74.5 cm89.5 - 91.5 cm79 cm
15-16 Years
176 171 - 176 cm89.5 - 91.5 cm75 - 76.5 cm92 - 94 cm82 cm

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