





The Adult STX Stallion 1K Arm Guard is crafted with high-density HD2 Polymer foam designed to absorb impact while effectively wicking away sweat and rain, offering reliable protection. This top-tier 1K collection piece is tailored for elite players who have dedicated countless hours to mastering the sport. To safeguard against heavy stick checks near the crease, the arm guard includes enhanced side elbow protection that contours around the elbow cap. A breathable sleeve paired with a three-piece pad design ensures improved mobility and dexterity. The STX 360+ strap system secures the padding firmly in place, preventing slipping during intense play.
Elite
Attack
Midfield
Face-off
Lacrosse
Size Guide
| PLAYER HEIGHT / WEIGHT | 25 - 40 lbs | 40 - 55 lbs | 55 - 70 lbs | 70 - 85 lbs | 85 - 100 lbs | 100 - 115 lbs | 115 - 130 lbs | 130 - 145 lbs | 145 - 160 lbs | 160 - 175 lbs | 175 - 190 lbs | 190+ lbs |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 3'0" - 3'6" | XXS | XS | XS | — | — | — | — | — | — | — | — | — |
| 3'6" - 4'0" | XS | XS | XS | S | — | — | — | — | — | — | — | — |
| 4'0" -4'6" | — | S | S | S | S | M | M | M | — | — | — | — |
| 4'6" - 5'0" | — | — | S | S | S | M | M | M | L | L | L | — |
| 5'0" - 5'6" | — | — | — | S | S | M | M | M | L | L | L | XL |
| 5'6" - 6'0" | — | — | — | — | — | M | M | M | L | L | L | XL |
| 6'0" - 6'6" | — | — | — | — | — | — | — | L | L | XL | XL | XL |
STX recommends a specific size based on a combination of the player's height and weight. In the chart provided find where your height and weight meet to find STX's ideal size.