Updates to Under Armour Horizon RTT

  • The shoe features the PU & textile upper material that provides the foot a breathable coverage. The upper material is lightweight and durable to withstand the damaging nature of the trail. It also provides enough protection to the foot against the damaging trail elements.
  • In the midsole of the Horizon RTT is a full-length EVA foam. It provides durable underfoot cushioning and encourages a more responsive ride. Along with it the Charged Cushioning® foam that is specifically placed in the heel area for impact protection and added comfort.
  • The outsole of the shoe features the high-traction rubber compound. It provides reliable traction for varied trail running conditions. It also gives durability to high-wear areas.

Size and fit

The Under Armour Horizon RTT is available in standard running shoe length. For both men and women’s version, the available width is medium. The shoe provides a nice and comfortable fit for runners with medium foot shapes.


In the outsole of the Horizon RTT is a durable, high-traction rubber compound. It is strategically placed in the sole unit for dependable traction over a variety of surfaces. It also gives durability to high-abrasion areas.


Present in the midsole of this Under Armour shoe is a full-length EVA foam. It is extended in the entire midsole for optimal cushioning. It provides better shock absorption and high-energy return for a responsive ride.

Inserted under the heel is the Under Armour Charged Cushioning® foam. It provides additional impact protection during landing for a responsive and comfortable running experience.


The upper of the Under Armour Horizon RTT utilizes polyurethane & textile to provide the foot with unmatched breathability. The textile material is very durable and it gives additional protection to the foot against trail debris.

The molded foam in the collar provides a secure heel lockdown, as well as added comfort. It also features the breathable mesh layer with dual protective welds that give the foot additional protection whenever necessary.

The shoe has flat laces that stay tied while running. The lacing system allows the runner to make the fit as tight or as loose as desired. It is designed to provide a snug fit.


How Under Armour Horizon RTT ranks compared to all other shoes
Top 21% trail running shoes
All trail running shoes
Top 21% Under Armour running shoes
All Under Armour running shoes
Top 23% neutral running shoes
All neutral running shoes


The current trend of Under Armour Horizon RTT.
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Jens Jakob Andersen
Jens Jakob Andersen

Jens Jakob is a fan of short distances with a 5K PR at 15:58 minutes. Based on 35 million race results, he's among the fastest 0.2% runners. Jens Jakob previously owned a running store, when he was also a competitive runner. His work is regularly featured in The New York Times, Washington Post, BBC and the likes as well as peer-reviewed journals. Finally, he has been a guest on +30 podcasts on running.