SteelHacks XIII
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Pittsburgh, packed for the trip home. SteelHacks XIII's navy crewnecks carry a small chest mark and a sunset skyline, a wearable reminder of a weekend spent making things together.
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Meet the teams, clubs, and communities behind our merch.
21 projects to explore
Hue · YC F26
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Building trust in AI, with a little color along the way. For Hue, the YC F26 startup helping teams put AI agents to the test, five-color embroidery brings a shared identity to black heavyweight hoodies and boxy tees.
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Beckman Science Olympiad
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A little lab work, a lot of personality. Navy tees and black hoodies bring Beckman Science Olympiad's world to life, with laboratory illustrations and a giraffe, axolotl, and turtle along for the ride.
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Opal · Opal Zero Hoodies
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A hoodie for people who notice the details. Opal Zero's gunmetal pullover hoodies pair a small white chest mark with a back graphic that looks ready to be studied, circle by circle.
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HydraDB · Studio Collection
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Black fabric, bright orange, your choice of layer. HydraDB's hoodie, quarter-zip, and cap move the same mark from piece to piece, giving the team three ways to wear one identity.
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Opal Electronics · Little Wonders
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A little imagination, a lot of heart. Little Wonders brings an Opal Electronics employee's child's drawings to a white tee, from two blue figures up front to a colorful little world on the back.
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Opal Electronics · Bright Ideas
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Big ideas can start with a little doodle. An employee's child's drawings give Opal Electronics' Bright Ideas tee its personality, from a tiny device sketch to a blue character with a very big grin.
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BigRed//Hacks · Cornell University
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One compass, two crews, plenty of ideas. Cornell's BigRed//Hacks tees put hackers in blue and staff in black, with a shared graphic connecting everyone making the weekend happen.
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dublinhacx · High School Hackathon
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A small coding mark for a big first step. The dublinhacx tee puts its purple-and-white DH logo up front and a tall stack of supporters on the back, ready for a day of student-built ideas.
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Alibaba Cloud · Personalized Team Apparel
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A capybara in a Qwen shirt has found a comfortable spot in the cloud. Alibaba Cloud's black quarter-zip mixes playful back artwork with individual sleeve lettering that makes each piece personal.
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Whitney High School Mock Trial
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The case for lavender. Whitney Mock Trial's black zip hoodies give gavels and scales of justice a fresh color, with a small chest mark and a winged back graphic ready for a closer look.
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screenpipe · V2
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The pipe icon returns, and this time the name gets the back. screenpipe's second white tee makes one small change to a familiar design, giving the team an introduction from either side.
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Whitney High School Club Chang'an
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Find your name, then meet the tiger. Club Chang'an's navy zip hoodies bring cabinet names and roles together with a cream back graphic full of flowers, lettering, and character.
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Whitney High School Red Cross Club
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A name at the chest, a purpose across the back. Whitney Red Cross Club's quarter-zips give each cabinet member a personal place in a design centered on helping others.
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Opal Electronics
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The charm is in how little it needs. A red digital-style wordmark and a mineral-washed gray tee give Opal Electronics a team piece with the look of an old favorite.
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screenpipe · YC S26
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Same little pipe, two ways to wear it. screenpipe's white tee and dad cap make an easy pair, with a black icon that gives each piece a clear connection to the team.
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Ontora · YC P26
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Different favorite layers, one team photo. Ontora's black tees and hoodie share a small white chest mark that brings the group together while leaving the people in the picture front and center.
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Manicule · YC P26
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A little chest icon with a poster on the other side. Manicule's black hoodie brings red-toned photography and AI Native /DevRel lettering together in a back graphic with plenty to read.
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Pairio · YC P26
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Easy to recognize, whichever way you turn. Pairio's black quarter-zip carries its white symbol and name at two scales, a straightforward team piece for people working on practical AI.
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Whitney High School · Class of 2027
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Class of 2027, with the volume turned up. Whitney's washed-charcoal senior tee puts a boombox and bold lettering on the back, giving a future keepsake the feel of an old music poster.
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Whitney High School Shanti Club
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The names are the keepsake. Shanti Club's navy Culture Show tee gives its 2026 community a place on the back, with the judwaa mark up front and a date to remember at the hem.
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