> ## Documentation Index
> Fetch the complete documentation index at: https://movement.mantavyam.com/llms.txt
> Use this file to discover all available pages before exploring further.
# High box
> Novice · Dynamic · Bilateral. Strength, balance
| | |
| - | - |
| **Difficulty** | Novice |
| **Velocity** | Dynamic |
| **Symmetry** | Bilateral |
| **Video length** | 18 s |
## Technique
1. Base lies on their back legs extended straight up and arms bent at 90 degrees, elbows on the floor.
2. Flyer rests their hands on the base's feet and their feet on the base's hands, forming a box shape with their body.
3. Base then press ups the flyer's feet until the arms are straight vertical
## Form tips
* Base: Keep your legs and arms perfectly vertical.
* Flyer: distribute the weight evenly between hands and feet
## Muscles
Strength
- Chest
- Pelvis
- Quadriceps
- Hip adductors
* Serratus anterior
* Iliacus
* Rectus femoris
* Psoas major
## Equipment
## Appears in
## Regressions
Novice
Novice
Novice
Intermediate
Intermediate
Intermediate
Want to log this exercise? Open it in [Calistree](https://calistree.app/datasheet/high-box-e0lg). Text and images are used under [CC BY-NC-ND 4.0](https://creativecommons.org/licenses/by-nc-nd/4.0/); the video plays from the original source.
This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.
