WearSparks
Pittsburgh Pirates #21 Roberto Clemente Style 13 Baseball Jersey
Pittsburgh Pirates #21 Roberto Clemente Style 13 Baseball Jersey
Couldn't load pickup availability
Premium Baseball Jersey – Cool Base & Flex Base
Rep your team in jersey that feels as premium as it looks. Cool Base replica fit or Flex Base authentic performance – pick your style, we build it.
📸 Don’t let the mockup fool you – this design prints on all 4 jersey styles: Men’s Cool Base, Men’s Flex Base, Women’s, and Youth. Your pick, your fit, ready to ship today.
Jersey Features
- 🎨 Built to Last – Fade-resistant graphics that stay vibrant from opening day to the playoffs.
- 🧵 Soft Athletic Mesh – Smooth-hand polyester with moisture control. Feels broken-in from day one.
- 👕 V-Neck Construction – Classic baseball V-neck with reinforced stitching. Looks sharp, holds up over seasons.
- ⚾ Premium Construction – Industry-standard jersey-grade polyester with pro-level finishing details.
What It’s Made Of
- Men’s Cool Base (Replica): 100% polyester mesh, ~220g – classic loose replica fit, tolerance ±1.5 in.
- Flex Base (Authentic): 88/12 polyester/spandex at ~240g. Athletic stretch fit, moisture-locked performance feel.
- Women’s Fit: 100% polyester mesh, ≈200g, tailored female cut. Youth (Boys): 100% polyester mesh, ≈180g, sizes S–XL (ages 6–20).
- Note: Flex Base runs more athletic than Cool Base. If you prefer a looser fit, stick with Cool Base or size up on Flex Base.
Find Your Perfect Fit
Use the detailed charts below to find your size across Cool Base, Flex Base, Women’s, and Youth variants.
Size Guide — Baseball. All measurements in inches. If between sizes, size up for the classic looser jersey fit.
Men · Cool Base (Replica · ±1.5 in)
| Size | Chest (in) | Waist (in) | Length (in) |
|---|---|---|---|
| S | 41–43 | 40–42 | 28–29 |
| M | 44–45 | 43–44 | 29.5–30 |
| L | 46–47 | 45–46 | 30.5–31 |
| XL | 48–49 | 47–48 | 31.5–32 |
| 2XL | 50–53 | 49–52 | 32.5–33 |
| 3XL | 54–56 | 53–55 | 33.5–34 |
| 4XL | 58–60 | 56–58 | 34.5–35 |
Men · Flex Base (Authentic · ±1.5 in)
| Size | Chest (in) | Waist (in) | Length (in) |
|---|---|---|---|
| S | 40–42 | 39–41 | 29–30 |
| M | 43–44 | 42–43 | 30.5–31 |
| L | 45–46 | 44–45 | 31.5–32 |
| XL | 47–49 | 46–47 | 32.5–33 |
| 2XL | 50–53 | 48–51 | 33.5–34 |
| 3XL | 53–55 | 52–53 | 34.5–35 |
| 4XL | 57–59 | 54–56 | 35.5–36 |
Women (±1.2 in)
| Size | Chest (in) | Waist (in) | Length (in) |
|---|---|---|---|
| S | 34–35 | 26–27 | 22–23.5 |
| M | 36–37 | 28–29 | 23.5–24.5 |
| L | 38–40 | 30–32 | 24.5–25.5 |
| XL | 41.5–42.5 | 33.5–35.5 | 25.5–26.5 |
| 2XL | 43–45 | 36–38 | 26.5–27.5 |
Youth (Boys) (±1.2 in)
| Size | Age | Chest (in) | Length (in) |
|---|---|---|---|
| S | 6–8 | 32–33 | 22–23 |
| M | 10–12 | 34–35 | 24–25 |
| L | 14–16 | 36–37 | 26–27 |
| XL | 18–20 | 38–40 | 28–29 |
How to measure: Chest — across fullest part relaxed · Waist — ~1 inch above navel · Length — shoulder seam to hem.
When Will It Arrive?
- ✅ Processing: 1–2 business days from stock.
- 📦 USA Standard: 3–7 business days.
- ⚡ USA Express: 2–4 business days.
- 🌍 International: 1–3 weeks.
- ⚠️ Best-sellers: If a popular design is temporarily out of stock, production may add 1–2 extra days before shipping.
This jersey ships fast from our warehouse. For best-sellers that sell out quickly, production can add 1–2 extra business days. Review the size chart for your variant (Cool Base, Flex Base, Women’s, or Youth) before checkout. Size exchanges accepted within 14 days.
⚾ See our full lineup at WearSparks.com. Premium jerseys, every single time.
