1-min quote

All-in-One
Web3 Merch Service

Mainnet launches, KBW, Token 2049, DAO conferences, global hackathons. Signature merch for Web3 projects, from small runs up. English and USD quotes, timezone-agnostic support, and global shipping across four continents, wrapped on a single track.

50+Global Projects
8Chains
4Continents
240+Merch Made
See Web3 case studies

Special Services

O-SEAN's specialized services

Beyond merch production, we offer add-on services: storage, shipping, and event support.

01

Logistics & storage

Large-scale logistics infrastructure across the capital, central, and southern regions.

02

USDT / USDC payments

Stablecoin payment options for Web3 projects.

03

Global shipping agency

Reliable shipping through domestic and overseas partnerships.

04

Event support

Event support through organizer and operator partners at home and abroad.

Use Cases

When you need it

Mainnet

Mainnet launches & token campaigns

Limited kits for genesis NFT holders, airdrop merch, token-launch event packages.

Major Events

Major blockchain events

KBW, Token 2049, ETHCC, Devcon. Sponsor booth merch, tickets, and networking kits.

Side Events

Side & smaller events

Merch, speaker kits, and VIP merch for side and smaller events.

Meetup

Global meetups & hackathons

Hackathon participant merch, winning-team trophies and medals, signature city-by-city meetup merch.

Trusted by

Building with global Web3 projects

Clients

Portfolio

Web3 projects we've built merch for

O-SEAN Web3 portfolio: Abstract, Pudgy Penguins, Sui, MONAD, IRYS, STORY, Hyperliquid, Based, K1NTSU
See all case studies→

Items

Items most often used by Web3 projects

Finished mini camera keychain in a compact, stylish camera shape

Mini Camera Keychain

Lenticular keyring showing the character image shifting with the angle

Lenticular Keychain

Worn white t-shirt with orange lettering and a character printed on the back, from a real production case

Light Crewneck Short Sleeve T-Shirt

Character IP custom plush built in 3D with color-faithful detail

Custom Plush

Front view of a custom baseball cap with an embroidered front logo

Baseball Cap

Custom event ticket sample finished with holographic lamination

Custom Event Tickets

Custom holographic sticker sample reflecting an iridescent shine

Holographic Sticker

Finished figure keyring rendering the brand character in 3D

Figure Keyring

Finished LED keycap keychain with a mechanical switch and LED

LED Keycap Keychain

Finished toy camera in a film-style design

Toy Camera

Finished plush keychain rendering a character in soft stuffed material

Plush Keychain

A model wearing a navy light hoodie with a hand in the pocket

Light Hoodie

Front of the slim card-type USB, double-sided full-color branded for conference kits

Card USB Flash Drive

Finished acrylic keychain with an IP character printed in clear acrylic

Acrylic Keychain

Custom shape cushion die-cut to the outline of a character

Custom Shaped Cushion

Custom brick figure rendering a character as 3D brick art

Custom Brick Figure

Custom lenticular card showing its 3D motion effect by viewing angle

Lenticular Card

Finished film roll keychain in a vintage film-frame design holding a scene

Film Roll Keychain

Front view of a color changing glass cup printed with a design

Color Changing Glass Cup

Front view of a premium insulated tumbler with a minimalist design

Premium Tumbler

Front view of a team jersey showing the full digital print

Team Uniform Jersey

Front view of a clear reusable tumbler with the drink color showing through

Clear Reusable Tumbler

Front view of a pair of custom socks showing the brand pattern

Custom Socks

Custom removable sticker sample cut into a free-form shape

Removable Die-Cut Stickers

Front view of a custom color tumbler printed with a full-color brand logo

Color Tumbler

Finished enamel pin rendering a logo in metal and enamel color

Enamel Pin

Finished fabric keyring with a logo embroidered onto soft material

Fabric Keyring / Keychain

Front view of a custom canvas eco tote bag with printed logo

Eco Tote Bag

Finished LED acrylic coaster glowing and lighting up its design

LED Acrylic Coaster

Custom photocard sample with a crisply printed artist image

Photocard

Compact branded power bank with logo, a tech merch pick for conference kits and employee gifts

Power Bank

Front view of a custom bucket hat with an embroidered logo

Bucket Hat

Front view of the reversible sequin cushion with the design revealed

Reversible Sequin Cushion

3-in-1 MagSafe charging stand holding phone, watch, and earbuds together, a premium employee desk gift

3-in-1 MagSafe Charging Stand

2-in-1 USB-C fast charging power bank combining wall charger and battery, a conference kit tech merch item

2-in-1 USB-C Fast Charging Power Bank

Wireless charging mousepad with a phone resting on it to charge, a premium employee desk gift

Wireless Charging Mousepad

Full-color sublimation-printed rubber mousepad shown from the front, a game IP and campaign merch item

Full-Color Mousepad with Stitched Edges

Portable 32GB USB flash drive branded with a logo, a handout tech merch item for expos and education events

Portable 32GB USB Flash Drive

Top of the wireless silent mouse with full-color logo printing, a desk tech merch item for employee gifts

Wireless Silent Mouse

10000mAh MagSafe power bank snapping onto a phone for cable-free wireless charging, a premium employee gift

10000mAh MagSafe Wireless Power Bank

Browse the full catalog→

Web3 event highlights

Pengu Winter Wonderland

Pengu Winter Wonderland

#Pudgy penguins #Bag #Tumbler #Acrylic Keyring

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DOGEOS Seoul Meetup

DOGEOS Seoul Meetup

#Keycap Keyring #Acrylic Keyring #Hologram Sticker

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Abstract Green Haus

Abstract Green Haus

#T-shirts #Sticker #Mouse Pad #Acrylic keyring

Explore Now

Blockchain & Web3,
let's build it together

From mainnet launches to global events like KBW and Token 2049. We bring your Web3 operations onto a single track and get your event ready with English and USD quotes and global shipping.