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Get The Best Hair Extensions in San Diego
June 7, 2025

Your Guide to Hair Extensions at Theory Hair Studio

Hair extensions can be an ideal option for enhancing length, density, and dimension, delivering an instant seamless transformation without compromising the integrity of your natural hair. With many options available, how do you know what’s right for you? At Theory Hair Studio, we specialize in high-end, natural-looking extensions that elevate your look without compromising the health of your hair. Whether you’re new to extensions or ready to upgrade your experience, here’s everything you need to know before booking the best hair extensions in San Diego.

Types of Extensions We Offer

We utilize 100% human hair to ensure a seamless, natural-looking result. Our stylists are extensively trained in multiple extension methods and will customize the most suitable option based on your hair type, lifestyle, and desired goals.

Hand-Tied Extensions

Our HAND-TIED EXTENSIONS are the most requested method for clients seeking long-lasting, voluminous hair with a natural blend. These are our specialty and a Theory’s favorite. Hand-tied extensions offer incredible volume and blend naturally with your hair. They lay flat, customizable thickness, and create a seamless, undetectable blend; ideal for clients who want healthy, long-lasting results. Maintenance is every 8 weeks.

I-Tip Extensions

A strand-by-strand, individual method with small, applied using copper beads. Perfect for movement and versatility without glue or heat. Maintenance is every 8 weeks. 

Tape-In Extensions

Lightweight and known for their swift application, tape-ins provide an impactful transformation, maintenance is every 6 weeks. 

Longevity, Pricing & Maintenance

Investing in extensions is a beauty commitment, and we want you to feel confident in what to expect.

Pricing

Most client’s initial investment ranges between $1,000 to $3,500 (and upward) depending on the method, length, and volume desired. 

Longevity

With proper care, hand-tied and iTip extensions can last up to a year of wear. Tape-ins extensions lasts about 6 months of wear. 

Maintenance

We recommend sulfate-free products and regular salon visits to maintain the health and longevity of your extensions. We’ll guide you through the aftercare process with personalized tips.

Our Commitment to Quality and Care

Located in the heart of Little Italy in San Diego, Theory Hair Studio is known for its dedication to quality, artistry, and integrity. Our extension specialists are trained in advanced techniques and prioritize the health of your natural hair. Looking for the best hair extensions in San Diego? Our clients trust our personalized approach for lasting results.

Our approach:

Guidance provided to help you understand and maintain your hair

Focus on natural-looking, undetectable blends

Recommendation of professional products to preserve and extend the life of your specific extensions

Personalized looks tailored to your hair type, goals, and lifestyle

Refined, client-centered experience delivered in a modern setting

Before and after of blonde hair transformation with hand-tied extensions at Theory Hair Studio in San Diego

Blonde highlights and minimal hair extensions — before and after at Theory Hair Studio, San Diego.

Ready to Transform Your Hair?

Browse our Instagram @theoryhairstudio for inspiration and transformation goals. Ready to take the next step? Request a consultation to discover the best hair extensions in San Diego. Our goal is to deliver a look that’s both elevated and effortless, customized just for you.

Schedule Your Consultation → 619.822.2254

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Hair Extensions
January 25, 2019


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    640 W. Beech St. #1A
    San Diego, California 92101

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