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Avoid Parallel Fifths – Music Theory T-Shirt

Price range: $21.00 through $33.00 Price including tax

Size Guide
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About this item

Few music theory rules are as instantly recognizable as avoid parallel fifths. This t-shirt turns one of the most famous lessons in harmony and counterpoint into a clean, academic design that every music theory enthusiast will appreciate.

Designed with bold red-and-black typography and notation-inspired graphics, it makes a great gift for music teachers, composers, arrangers, pianists, choir directors, AP Music Theory students, and anyone who enjoys music theory humor.

Perfect for:

• music theory teachers and professors
• composition students and conservatory majors
• choir directors, pianists, and accompanists
• counterpoint lovers and harmony nerds
• anyone who has ever corrected parallel fifths

You’ll receive one Gildan 5000 Unisex Classic Tee featuring your selected MusicTheory4U design printed on the front.

Each t-shirt is made to order through our trusted print-on-demand production partner.

Your order includes:
– One Gildan 5000 Unisex Classic Tee
– Front print featuring your selected MusicTheory4U design
– Your selected size and color

Please note:
This listing is for one t-shirt only.
Mockup images are for illustration purposes only and accessories are not included.
Print placement may vary slightly depending on shirt size and the production process.

This unisex t-shirt is available in sizes S–5XL.

Please use the Size Guide above to compare measurements before ordering. If you’re between sizes or prefer a looser fit, we generally recommend choosing the next size up.

Because each t-shirt is made to order, please check the size guide and your selected options carefully before placing your order.

If your item arrives damaged, defective, misprinted, or with a manufacturing error, please contact us as soon as possible and, where possible, within 30 days of delivery. Include your order number and photos of the issue so we can review your case and help resolve it.

If your package appears to be lost in transit, please contact us within 30 days of the estimated delivery date.

Please note that because these products are made to order, returns or exchanges due to ordering the wrong size or changing your mind are generally not accepted. If you have any questions before ordering, we’re happy to help.

Each t-shirt is made to order after purchase rather than pulled from pre-printed stock.

Production typically takes a few business days before your order is shipped. Delivery times vary depending on your destination, shipping carrier, and seasonal demand.

If your order contains multiple items, they may be produced at different facilities and arrive in separate packages.

Before placing your order, please double-check your selected size, color, and shipping address, as each t-shirt is made to order.

If you need help with an order, please contact us as soon as possible and include:
– Your order number
– A brief description of the issue
– Photos if the item arrived damaged, defective, or incorrect

If your order has not yet entered production, we may be able to help with small changes. Once production has started, changes or cancellations are generally no longer possible.

This t-shirt is produced using print-on-demand, which means it is printed especially for you after your order is placed.

Why we use print on demand
– Reduces overproduction and unnecessary waste
– Each item is made specifically for the customer who ordered it
– Allows us to offer a wider range of designs, sizes, and colors without maintaining large inventories

Please note
– Colors may appear slightly different depending on your screen settings.
– Print placement may vary slightly between sizes and garments.
– Small differences between mockup images and the finished product are a normal part of made-to-order printing.

Need assistance?
If you have any questions about a product, your order, or anything else, we’re happy to help.

Please visit our Contact page and we’ll get back to you as soon as possible.

Looking for a specific product or have a custom request? Feel free to contact us – we’ll always do our best to help.

At MusicTheory4U, we create original music theory resources designed to make learning music clearer, more visual, and more enjoyable.

Our collection includes framed posters, educational guides, online courses, wallpapers, apparel, and other resources for music students, teachers, and musicians of all levels.

Whether you’re learning, teaching, or simply exploring music theory, our goal is to provide practical, high-quality resources that support your musical journey.

Thank you for supporting an independent educational business dedicated to making music theory more accessible.

This Gildan 5000 Unisex Classic Tee is designed for everyday comfort and durability, making it suitable for music teachers, students, rehearsals, concerts, and casual wear.

Specifications

  • 100% cotton (fiber content may vary by color)
  • Sport Grey: 90% cotton, 10% polyester
  • Ash Grey: 99% cotton, 1% polyester
  • Heather colors: 50% cotton, 50% polyester
  • Fabric weight: 5.0–5.3 oz./yd² (170–180 g/m²)
  • Open-end yarn
  • Tubular fabric
  • Taped neck and shoulders
  • Double-stitched sleeves and bottom hem

Additional Information

Natural color garments may contain small dark speckles, which are a normal characteristic of the fabric.

Blank garment sourced from Honduras, Nicaragua, Haiti, the Dominican Republic, Bangladesh, or Mexico.

White garments may appear slightly off-white due to fabric properties.

Compliance: This product meets applicable EU safety requirements, including requirements for flammability, lead, cadmium, phthalates, and formaldehyde, where applicable.

In compliance with the General Product Safety Regulation (GPSR), MusicTheory4U ensures that all consumer products offered meet applicable EU safety requirements.

If you have any questions regarding product safety, please contact us at info@musictheory4u.com.

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