Youth Harbor Stretch Lined Seawash™ Trunk - Checkmate
Sizing guide
Tees & Tanks
UNISEX SIZING
| SIZE | SMALL | MEDIUM | LARGE | XL | XXL | XXXL |
| CHEST | 30-33 | 34-37 | 38-42 | 43-46 | 47-50 | 51-54 |
| SLEEVE | 33 | 34 | 35 | 36 | 37 | 38 |
Polos
| SIZE | SMALL | MEDIUM | LARGE | XL | XXL |
| CHEST | 34-36 | 37-40 | 41-42 | 43-45 | 46-50 |
| NECK | 13.5-14 | 14.5-15 | 15.5-16 | 16.5-17 | 17.5-18 |
Dress Shirts
| SIZE | SMALL | MEDIUM | LARGE | XL | XXL |
| CHEST | 36-38 | 39-42 | 43-44 | 45-46 | 47-48 |
| NECK | 15.5-16 | 16-16.5 | 16.5-17 | 17-18 | 18-18.5 |
| SLEEVE | 32.5-33.5 | 33.5-34.5 | 34.5-35.5 | 36-37 | 37-38 |
Outerwear
UNISEX SIZING
| SIZE | XS | SMALL | MEDIUM | LARGE | XL | XXL |
| CHEST | 32-35 | 36-39 | 40-42 | 43-45 | 46-48 | 48-51 |
| SLEEVE | 32-33 | 33-34 | 34-35 | 35-36 | 36-37 | 37-38 |
Tarpon Shorts
| SIZE | XS | SMALL | MEDIUM | LARGE | XL | XXL |
| WAIST | 26-28 | 29-31 | 32-35 | 36-38 | 39-42 | 43-46 |
| INSEAM* | 6 | 6 | 6 | 6 | 6 | 6 |
Swim
| SIZE | XS | SMALL | MEDIUM | LARGE | XL | XXL |
| WAIST | 26-28 | 29-31 | 32-35 | 36-38 | 39-42 | 43-46 |
| INSEAM* | 6 | 6 | 6 | 6 | 6 | 6 |
Boxers
| SIZE | XS | SMALL | MEDIUM | LARGE | XL | XXL |
| WAIST | 24-26 | 28-30 | 31-34 | 35-38 | 40-42 | 43-45 |
| INSEAM* | 5 | 5 | 5 | 5 | 5 | 5 |
Lounge Pants
UNISEX SIZING
| SIZE | XS | SMALL | MEDIUM | LARGE | XL | XXL |
| WAIST | 24-26 | 27-30 | 31-34 | 35-38 | 39-42 | 43-45 |
| INSEAM* | 30 | 30 | 31 | 31 | 31 | 31 |
Joggers
UNISEX SIZING
| SIZE | XS | SMALL | MEDIUM | LARGE | XL | XXL |
| WAIST | 24-26 | 27-30 | 31-34 | 35-37 | 38-40 | 41-43 |
| INSEAM* | 27 | 27.5 | 28 | 28.5 | 29 | 29 |
Sandals
| SIZE | XS | SMALL | MEDIUM | LARGE | XL | XXL |
| MEN'S SHOE | 5-6 | 7.5-8.5 | 8.5-9.5 | 9.5-10.5 | 11-12 | 12-13.5 |
Tees & Tanks
UNISEX SIZING
| SIZE | SMALL | MEDIUM | LARGE | XL | XXL | XXXL |
| CHEST | 30-33 | 34-37 | 38-42 | 43-46 | 47-50 | 51-54 |
| SLEEVE | 33 | 34 | 35 | 36 | 37 | 38 |
Jerseys
| SIZE | XS | SMALL | MEDIUM | LARGE | XL | XXL | XXXL |
| CHEST | 29-32 | 30-33 | 34-37 | 38-42 | 43-46 | 47-50 | 51-54 |
| SLEEVE | 32 | 33 | 34 | 35 | 36 | 37 | 38 |
Performance Tanks
| SIZE | XS | SMALL | MEDIUM | LARGE | XL |
| CHEST | 32 | 34 | 36 | 38 | 40 |
Women's Polos
| SIZE | XS | SMALL | MEDIUM | LARGE | XL | XXL |
| CHEST | 32 | 34.5 | 37 | 39.5 | 42.5 | 45.5 |
Caroline V-neck
| SIZE | XS | SMALL | MEDIUM | LARGE | XL |
| CHEST | 26 | 28 | 30 | 32 | 34 |
Outerwear
UNISEX SIZING
| SIZE | XS | SMALL | MEDIUM | LARGE | XL | XXL |
| CHEST | 32-35 | 36-39 | 40-42 | 43-45 | 46-48 | 49-51 |
| SLEEVE | 32-33 | 33-34 | 34-35 | 35-36 | 36-37 | 37-38 |
Shorts
| SIZE | 00 | 0 | 2 | 4 | 6 | 8 | 10 |
| WAIST | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
| HIP | 34 | 35 | 36 | 37 | 38 | 39 | 40 |
Lounge Shorts
| SIZE | XS | SMALL | MEDIUM | LARGE | XL |
| WAIST | 24-25 | 26-27 | 28-29 | 30-32 | 33-34 |
| HIP | 34.5-35.5 | 36.5-37.5 | 38.5-39.5 | 41-42.5 | 44.5 |
| INSEAM* | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 |
Lounge Pants
UNISEX SIZING
| SIZE | XS | SMALL | MEDIUM | LARGE | XL | XXL |
| WAIST | 24-26 | 27-30 | 31-34 | 35-38 | 39-42 | 43-45 |
| INSEAM* | 30 | 30 | 31 | 31 | 31 | 31 |
Joggers
UNISEX SIZING
| SIZE | XS | SMALL | MEDIUM | LARGE | XL | XXL |
| WAIST | 24-26 | 27-30 | 31-34 | 35-37 | 38-40 | 41-43 |
| INSEAM* | 27 | 27.5 | 28 | 28.5 | 29 | 29 |
Leggings
| SIZE | XS | SMALL | MEDIUM | LARGE | XL |
| WOMEN'S SIZE | 0-2 | 4-6 | 8-10 | 12-14 | 16 |
| WAIST | 25-26 | 27-28 | 29-30 | 31-33 | 34-36 |
| HIP | 34.5-35.5 | 36.5-37.5 | 38.5-39.5 | 40.5-42.5 | 43.5-45.5 |
| INSEAM* | 25 | 25 | 26 | 26 | 26 |
Sandals
| SIZE | XS | SMALL | MEDIUM | LARGE | XL | XXL |
| WOMEN'S SHOE | 6.5-7.5 | 9-10 | 10-11 | 11-12 | 12.5-13.5 | 13.5-15 |
All measurements are in inches, unless otherwise noted. Measurements refer to body dimensions, unless denoted by *. Fit may vary based on style and personal preference.
Classic style meets kid-friendly comfort in our Youth Harbor Stretch Lined SEAWASH™️ Trunk – Checkmate, made for fun on and off the water. The bold grid pattern delivers a clean, standout look that feels just as right at the pool as it does at the beach or on the boat. Crafted from lightweight, quick-drying fabric, these swim trunks are built for all-day play—whether they’re swimming, soaking up the sun, or running back to shore. An elastic waistband with an adjustable drawstring provides a secure, easy fit, while side pockets and a back pocket offer space for small treasures and essentials. Polished yet playful, these trunks bring fresh style to every summer adventure.
- Shell: 54% Cotton | 36% Polyester | 10% Elastane
- Stretchy Brief Liner: 95% Polyester | 5% Elastane
- Quick Dry
- Drawstring Waistband
- Signature Southern Marsh Branding