Sizing
Fit, measured simply.
Measurements are confirmed with each production run. Message us on Instagram if you are between sizes.
Garment Measurements
These measurements are taken from the garment laid flat. Use the chart to compare against a similar garment that fits you well. Measurements are shown in inches.
How to measure
- Lay a similar garment that fits you well on a flat surface.
- Measure the garment without stretching it.
- Compare those measurements with the Simplex Motus chart.
- If you are between sizes or unsure about fit, contact Simplex Motus on Instagram.
Rashguards
Short Sleeve Rashguard — Side Panel
| Size | A — Length | B — Chest | C — Sleeve | D — Sleeve Opening | E — Bottom Width |
|---|---|---|---|---|---|
| 2XS | 23" | 15.5" | 11.875" | 4.375" | 13" |
| XS | 24" | 16.5" | 12.375" | 4.75" | 14" |
| S | 25" | 17.5" | 12.875" | 5.125" | 15" |
| M | 26" | 18.5" | 13.25" | 5.5" | 16" |
| L | 27" | 19.5" | 13.75" | 5.875" | 17" |
| XL | 28" | 20.5" | 14.25" | 6.25" | 18" |
| 2XL | 29" | 21.5" | 14.75" | 6.625" | 19" |
| 3XL | 29.5" | 22.5" | 15.25" | 7" | 20" |
| 4XL | 30" | 23.5" | 15.75" | 7.375" | 21" |
| 5XL | 30.5" | 24.5" | 16.25" | 7.75" | 22" |
| 6XL | 31" | 25.5" | 16.75" | 8.125" | 23" |
Tolerance: B — Chest ± 1/2" · A — Length ± 1/2" · C — Sleeve ± 1/8" · E — Bottom Width ± 1/4" · D — Sleeve Opening ± 1/8"
Short Sleeve Rashguard — No Panel
Tight Fit
| Size | A — Length | B — Chest | C — Sleeve | D — Sleeve Opening | E — Bottom Width |
|---|---|---|---|---|---|
| XS | 25.5" | 16.5–18.5" | 11.5" | 4.75" | 15" |
| S | 26.5" | 17.5–19.5" | 12" | 5.25" | 16" |
| M | 27.5" | 18.5–20.5" | 12.5" | 5.75" | 17" |
| L | 28.5" | 19.5–21.5" | 13" | 6.25" | 18" |
| XL | 29.5" | 20.5–22.5" | 13.5" | 6.75" | 19" |
| 2XL | 30" | 21.5–23.5" | 14" | 7.25" | 20" |
| 3XL | 30.5" | 22.5–24.5" | 14.5" | 7.5" | 21" |
| 4XL | 31" | 23.5–25.5" | 15" | 8" | 22" |
| 5XL | 31.5" | 24.5–26.5" | 15.5" | 8.5" | 23" |
| 6XL | 32" | 25.5–27.5" | 16" | 9" | 24" |
Tolerance: B — Chest ± 1/2" · A — Length ± 1/2" · C — Sleeve ± 1/8" · E — Bottom Width ± 1/2" · D — Sleeve Opening ± 1/8"
Long Sleeve Rashguard
Tight Fit
| Size | A — Length | B — Chest | C — Sleeve | D — Sleeve Opening | E — Bottom Width |
|---|---|---|---|---|---|
| XS | 24" | 17–19" | 25" | 3" | 15" |
| S | 25" | 18–20" | 26" | 3.25" | 16" |
| M | 27" | 19–21" | 27" | 3.5" | 17" |
| L | 28" | 20–22" | 28" | 3.75" | 18" |
| XL | 29" | 21–23" | 29" | 4" | 19" |
| 2XL | 30" | 22–24" | 30" | 4" | 20" |
Tolerance: B — Chest ± 1/2" · A — Length ± 1/2" · C — Sleeve ± 1/8" · E — Bottom Width ± 1/8" · D — Sleeve Opening ± 1/8"
Shorts
Grappling Shorts — Without Back Yoke
| Size | A — Waist | B — Outseam | C — Inseam | D — Front Rise | E — Leg Opening |
|---|---|---|---|---|---|
| XS | 12" | 14" | 7" | 8.5" | 10.5" |
| S | 13" | 14.5" | 7.25" | 8.75" | 11" |
| M | 14" | 15" | 7.5" | 9" | 11.5" |
| L | 15" | 15.5" | 7.75" | 9.25" | 12" |
| XL | 16" | 16" | 8" | 9.5" | 12.5" |
| 2XL | 17" | 16.5" | 8.25" | 9.75" | 13" |
| 3XL | 18" | 17" | 8.5" | 10" | 13.5" |
| 4XL | 19" | 17.5" | 8.75" | 10.25" | 14" |
Tolerance: A — Waist ± 1/2" · C — Inseam ± 1/4" · B — Outseam ± 1/2" · D — Front Rise ± 1/4" · E — Leg Opening ± 1/2"
2-in-1 Shorts — Side Slit
| Size | A — Waist | B — Outseam | C — Inseam | D — Front Rise | E — Leg Opening |
|---|---|---|---|---|---|
| XS | 12" | 14" | 7" | 8.5" | 10.5" |
| S | 13" | 14.5" | 7.25" | 8.75" | 11" |
| M | 14" | 15" | 7.5" | 9" | 11.5" |
| L | 15" | 15.5" | 7.75" | 9.25" | 12" |
| XL | 16" | 16" | 8" | 9.5" | 12.5" |
| 2XL | 17" | 16.5" | 8.25" | 9.75" | 13" |
| 3XL | 18" | 17" | 8.5" | 10" | 13.5" |
| 4XL | 19" | 17.5" | 8.75" | 10.25" | 14" |
Grappling Shorts — Side Panel
| Size | A — Waist | B — Outseam | C — Inseam | D — Front Rise | E — Leg Opening |
|---|---|---|---|---|---|
| XS | 12" | 14" | 7" | 8.5" | 10" |
| S | 13" | 14.5" | 7.25" | 8.75" | 10.5" |
| M | 14" | 15" | 7.5" | 9" | 11" |
| L | 15" | 15.5" | 7.75" | 9.25" | 11.5" |
| XL | 16" | 16" | 8" | 9.5" | 12" |
| 2XL | 17" | 16.5" | 8.25" | 9.75" | 12.5" |
Tolerance: A — Waist ± 1/2" · C — Inseam ± 1/4" · B — Outseam ± 1/2" · D — Front Rise ± 1/4" · E — Leg Opening ± 1/2"
Yoke Grappling Shorts — Front/Back Buckle
| Size | A — Waist | B — Outseam | C — Inseam | D — Front Rise | E — Leg Opening |
|---|---|---|---|---|---|
| XS | 12" | 14" | 5.75" | 9.25" | 11" |
| S | 13" | 14.5" | 6" | 9.5" | 11.5" |
| M | 14" | 15" | 6.25" | 9.75" | 12" |
| L | 15" | 15.375" | 6.5" | 10" | 12.5" |
| XL | 16" | 15.75" | 6.75" | 10.25" | 13" |
| 2XL | 17" | 16.125" | 7" | 10.5" | 13.5" |
| 3XL | 18" | 16.5" | 7.25" | 11" | 14" |
| 4XL | 19" | 16.875" | 7.5" | 11.25" | 14.5" |
Tolerance: A — Waist ± 1/2" · C — Inseam ± 1/4" · B — Outseam ± 1/2" · D — Front Rise ± 1/4" · E — Leg Opening ± 1/2"
Grappling Shorts — Back Yoke
| Size | A — Waist | B — Outseam | C — Inseam | D — Front Rise | E — Leg Opening |
|---|---|---|---|---|---|
| XS | 12" | 14" | 7" | 8.5" | 10.5" |
| S | 13" | 14.5" | 7.125" | 8.75" | 11" |
| M | 14" | 15" | 7.25" | 9" | 11.5" |
| L | 15" | 15.5" | 7.375" | 9.25" | 12" |
| XL | 16" | 16" | 7.5" | 9.5" | 12.5" |
| 2XL | 17" | 16.5" | 7.625" | 9.75" | 13" |
| 3XL | 18" | 17" | 7.75" | 10" | 13.5" |
| 4XL | 19" | 17.5" | 7.875" | 10.25" | 14" |
Tolerance: A — Waist ± 1/2" · C — Inseam ± 1/4" · B — Outseam ± 1/2" · D — Front Rise ± 1/4" · E — Leg Opening ± 1/2"
Grappling Shorts — Velcro
| Size | A — Waist | B — Outseam | C — Inseam | D — Front Rise | E — Leg Opening |
|---|---|---|---|---|---|
| XS | 12" | 14" | 7" | 8" | 11" |
| S | 13" | 14.75" | 7.25" | 8.5" | 11.25" |
| M | 14" | 15.5" | 7.5" | 9" | 11.5" |
| L | 15" | 16.25" | 7.75" | 9.5" | 11.75" |
| XL | 16" | 17" | 8" | 10" | 12" |
| 2XL | 17" | 17.75" | 8.25" | 10.5" | 12.5" |
| 3XL | 18" | 18.5" | 8.5" | 11" | 12.75" |
| 4XL | 19" | 19.25" | 8.75" | 11.5" | 13" |
Tolerance: A — Waist ± 1/2" · C — Inseam ± 1/4" · B — Outseam ± 1/2" · D — Front Rise ± 1/4" · E — Leg Opening ± 1/2"
Measurements are approximate garment measurements and may vary slightly due to manufacturing tolerances. For help choosing a size, contact Simplex Motus on Instagram.