My Son is 31 Years Old 31st Birthday Idea - T-Shirt, Hoodie & Sweatshirt

Get the My Son is 31 Years Old 31st Birthday Idea design on a Unisex T-Shirt, Hoodie, or Crewneck Sweatshirt. Sizes S-5XL, multiple colors. Printed and shipped from the U.S.A.

Size Chart

Unisex T-Shirt

Unisex Sweatshirt / Hoodie

Why You'll Love It

Unisex T-Shirt

• Made with 100% U.S. cotton (heather & safety colors may contain polyester)
• Soft, breathable, durable — perfect for daily wear
• Classic fit with ribbed collar & taped shoulders for added comfort
• Tear-away label for zero irritation

Unisex Crewneck Sweatshirt

• 50/50 cotton/polyester blend (select heather colors: 60/40 poly/cotton)
• Soft fleece interior for all-day coziness
• Classic fit with ribbed cuffs and hem for structure
• Enhanced fabric with anti-pilling technology

Unisex Hoodie

• 50/50 cotton/polyester blend (select heather colors: 60/40 poly/cotton)
• Double-lined hood with matching drawcord + large pouch pocket
• Warm, comfortable, and made for layering
• Heavy Blend fleece for reduced pilling & smoother print quality

Print & Production Details

• Printed with advanced DTG or DTF (based on location)
• Print area may vary by size; slight color differences may occur
• All items made-to-order in the U.S.A.

Shipping Info

• Production Time: 1-3 business days
• USA Standard: 3-7 days | Rush: 3-5 days
• International: 1-2 weeks

Special Requests

• Have a special request? We're happy to help!
  • Need a custom color or different size not listed?
  • Want to create a custom design for your company, team, event, or organization?
  • Ordering in bulk (50+ items)? Enjoy exclusive discounts for large quantities.
  Please contact us via the email on our Contact page to get started!

Important Notes

• All items are made-to-order - please double-check sizing before purchase
• We do not accept returns/exchanges for incorrect sizing
• Contact us immediately if there's an issue with your item

Thank you for choosing comfort & style. We can't wait to see how you wear it!

Production Time: 2-5 business days (made-to-order)

Economy: 5-10 business days ($6.99)

Standard: 3-7 business days ($8.99)

Express: 2-5 business days ($14.99)

Free Shipping: Orders over $100

International: 10-25 business days ($14.99)

Returns: Defective or damaged items may be returned within 30 days for a free replacement or full refund with free return shipping. Custom printed items cannot be returned for size exchanges.