Upcycling Classes in Denver: Learn to Thrift Flip With a Sewing Machine

You've seen the thrift flips. You know the ones.

A boxy men's button-down, reshaped into something structured and intentional. A pair of worn jeans, taken apart and rebuilt into a skirt or a bag. A shapeless thrifted dress, cropped and adjusted until it looks like it was made for the person wearing it. You've probably saved a few to a folder or a board, meaning to figure out someday how any of it actually gets done.

The gap between "I love this concept" and "I know how to do this" is a real one — and it's not about creativity or aesthetic vision. It's about the technical skills: knowing how a garment is constructed in the first place so you can take it apart intentionally, knowing how to sew what you've planned, and knowing how to choose the right piece at the thrift store before you even get to the machine.

Unfold Den's Upcycling 101 and 102 series are designed to close that gap. In total, it's a 6-session, 6-week arc that takes you from complete beginner at a sewing machine to walking out with a finished, wearable garment you transformed yourself from something thrifted. Here's exactly how it works.

What Makes This Different from a Regular Sewing Class

Most beginner sewing classes start with fabric from a store — you're learning to sew with new materials, making projects that are essentially the same as everyone else in the class. That's a fine way to learn the mechanics, and it's how Unfold Den's Intro to Sewing course is structured.

The Upcycling series starts somewhere different. The materials come from the thrift store. The projects are one-of-a-kind because no two people find the same piece. The goal isn't just to learn to operate a machine — it's to understand how garments are built well enough to take them apart and rebuild them into something new.

That's a different orientation to sewing than most beginner classes offer. It's grounded in sustainability and creativity rather than "here's a pattern, let's follow it." For people who've always been drawn to thrifting, slow fashion, or the idea of making something uniquely theirs, it tends to resonate in a way that conventional beginner sewing doesn't.

The 101 Series: Weeks 1–3

Upcycling 101 is three sessions, one per week, three hours each. Tuesdays 6–9pm or Saturdays 10am–1pm — you pick whichever day works for you each week, which means you can mix and match across the series depending on your schedule.

Week 1: Machine basics and the upcycled tote bag. The series starts at the machine — learning to thread it, wind a bobbin, manage tension, and sew accurate seams. This isn't a crash course that rushes past fundamentals; it's real machine literacy built carefully, because everything else in the series depends on it.

The project for this session is a lined tote bag made from upcycled materials. It's a perfect starting project precisely because it teaches inside-out construction — the foundational technique where pieces are sewn right-sides-together and then turned out to reveal clean, hidden seams — in a forgiving, flexible format. No two tote bags are the same because no two pieces of upcycled fabric are the same.

Week 2: Textile education and the guided thrift store trip. This is the session that makes the Upcycling series unlike anything else available in Denver.

The session starts with a substantive conversation about textiles: how to identify fiber content by feel and by burn test, what makes a garment a good candidate for upcycling versus a frustrating one, what to look for in terms of construction quality, and what to avoid. You'll learn to think like someone who sees a thrifted rack not as a collection of finished objects but as a collection of raw material with potential.

Then the class goes to a local thrift store together — as a group, with an instructor. This is guided shopping, not browsing. You'll apply what you've just learned about fabric and construction to actually selecting your project piece, with an experienced eye nearby to help you evaluate what you're looking at. By the end of the session, you leave with a specific thrifted garment in hand and a specific plan for what it's going to become.

Week 3: Deconstruct, plan, and begin. With your garment chosen and your plan set, this session is about starting the transformation. You'll learn how to deconstruct a garment with intention — which seams to open, in what order, what to keep and what to remove — and you'll begin the reconstruction process. This is where garment construction knowledge gets applied in the most direct way: you can't reassemble something intelligently without understanding how it was originally built.

By the end of Upcycling 101, you have a real foundation at the machine, a textile and thrifting education you'll use for the rest of your life, and a project in progress that's already looking like something.

The 102 Series: Weeks 4–6

Upcycling 102 picks up exactly where 101 left off — same registration format, same Tuesday/Saturday flexibility, same three-hours-per-session structure. You're booking the next three weeks directly after completing the first series.

These three sessions are entirely devoted to finishing the transformation you started. Construction. Detailing. Fitting adjustments. The specific techniques needed depend on what your project is — every student's garment is different, which means every student's technical challenges are different. This is where the small class size (capped at six students) becomes especially important: instructor attention can be genuinely tailored to where each person's project is and what it needs.

By the end of Upcycling 102, you walk out with a finished, wearable garment. Not a mock-up, not a practice piece — something you're going to wear, that exists because you found it at a thrift store and decided to make it into something better.

Who This Series Is For

People who thrift already and want to do more with what they find. People who are drawn to slow fashion and sustainability but feel like sewing is an access barrier. People who've thought about learning to sew but couldn't find a class that felt relevant to what they actually care about. People who have a Pinterest board full of thrift flips they've never figured out how to execute.

No prior sewing experience is required. Upcycling 101 starts at the machine from scratch and builds the skills you need for everything that follows.

Frequently Asked Questions

Do I need to know how to sew before Upcycling 101? No. The series starts with machine basics in week one and builds from there. Complete beginners are very welcome.

Do I need to take both 101 and 102? The two series are designed to be taken back to back — 101 gets your project to the midpoint and 102 takes it to completion. Taking only 101 is possible but you won't have a finished garment at the end.

What kind of garment can I make? That's largely up to you and what you find at the thrift store. Common projects include restructured shirts and button-downs, denim reconstructions, resized or reshaped dresses, and garment-to-accessory conversions. The instructor will help you choose a project that's achievable within the series timeline given your starting skill level.

How is this different from the Intro to Sewing course? Intro to Sewing is structured around building a clean, transferable sewing foundation using new materials and a defined curriculum. The Upcycling series is structured around applying and building sewing skills through the lens of thrifted materials, sustainability, and creative transformation. They overlap in some machine and construction fundamentals but are oriented quite differently. Some students do Intro to Sewing first; others start with Upcycling.

Browse available Upcycling 101 and 102 dates and build your own schedule on the Unfold Den Sewing Workshops Calendar. We're at 3555 Pecos Street in Denver's Highlands. Six students max, so spots go quickly.