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Boreal Ninja JR Climbing Shoe
  • Boreal Ninja JR Climbing Shoe
  • Boreal Ninja JR Climbing Shoe
  • Boreal Ninja JR Climbing Shoe

Ninja JR



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Comfortable and easy to fit. The new adjustable heel allows compensation for growth and adjusts over two sizes.

Retail price

US$ 60.00

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Weight 305 g

Size 29 (UK) single : 152.5 g / 5.4 oz
Size 29 (UK) pair : 305 g / 10.8 oz
(we converted grams to ounces)

Closure Type Slipper Velcro
Gender Kids
Volume Average
Sizing Information EUR sizes 27-28, 29-30, 31-32, 33-34, 35-36
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Best Use (Highest Performance) Sport / Face
Asymmetry Moderate
Last Details Shape: Arched (technical)
Construction: Slip Lasted
Upper Material ­Split Leather
Midsole Material ­Half stiff midsole
Sole Material 4.6 mm (thickness depending on size) FS-QUATTRO­
Footbed Lining


FS-QUATTRO Technology


The latest development in climbing rubber. FS-Quattro has the optimum balance of grip, abrasion resistance and hardness. It has the unique property of not being affected by changes in temperature.
Ninja JR Shoe

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