2.4 BOOT INSPECTION 2.4 - 1 Adult boot type A 7 ± 1 45 ° 30 ± 1 15 ± 2 boot sole length L1 8 ± 1 50 + 1 30 40 80 70 min. L 2 L 1 L 2 < 300 100 min. ≥ 300 120 min. Standard Adult Alpine Boot according to ISO 5355. (2.4 - 1) 2.4 - 2 Junior boot type C 7 ± 1 45 ° 27.5 ± 2 12 ± 2 boot sole length L1 8 ± 1 45 + 1 25 40 10 50 min. L 2 L 1 L 2 < 240 80 min. 90 min. Standard Children Alpine Boot according to ISO 5355. (2.4 - 2) 2.4 - 3 Touring boot Standard Alpine Touring Boot according to ISO 9523. (2.4 - 3) 13 19 ± 1 62 ± 2 16.5 ± 1.5 3 ± 1 69 ± 2 5 ± 1 3 ± 1 4 ± 1 62 ± 2 69 ± 2 2.4 GENERAL GUIDELINES