Ankle Support Powered by The Boa® Closure System

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Buying Options

Qty Name/Code Image Price
Sports Ankle w/Boa X Small DRAB3100-10 Sports Ankle w/Boa X Small
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Sports Ankle w/Boa Small DRAB3100-12 Sports Ankle w/Boa Small
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Sports Ankle w/Boa Medium DRAB3100-14 Sports Ankle w/Boa Medium
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Sports Ankle w/Boa Large DRAB3100-16 Sports Ankle w/Boa Large
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Sports Ankle w/Boa X-Large DRAB3100-18 Sports Ankle w/Boa X-Large
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Sports Ankle w/Boa XX-Large DRAB3100-20 Sports Ankle w/Boa XX-Large
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DeRoyal Sports Ankle Orthosis is powered by BOA closure system technology to provide a unique ankle brace to treat and prevent acute and chronic ankle sprains.




Features & Benefits:

  • Powered by the Boa® Closure System for a secure fit
  • Dial allows on-the-fly adjustment
  • Low friction lacing allows for even closure and a glove like fit
  • Constructed of durable nylon for long lasting wear
  • Figure 8 strapping mimics athletic taping
  • Low Profile design allows use in athletic shoe
  • No seam under foot
  • Universal right/left




  • Chronic ankle instability
  • Prophylactic talocrural support
  • Prevention or treatment of acute ankle sprains
  • Subtalar joint sprain
  • Syndesmosis sprain



Sizing: Measure circumference from the base of heel around the ankle

Ankle Circumference Chart:

  • XS Fits: 10" - 11" (25.4cm - 27.9cm) Circumference.
  • S Fits: 11" - 12" (27.9cm - 30.5cm) Circumference.
  • M Fits: 12" - 13" (30.5cm - 33.0cm) Circumference.
  • L Fits: 13" - 14" (33.0cm - 35.6cm) Circumference.
  • XL Fits: 14" - 15" (35.6cm - 38.1cm) Circumference.
  • XXL Fits: 15" - 16" (38.1cm - 40.6cm) Circumference.



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