Worldwide Shipping Available Orders are processed within 1–3 business days and shipping costs are calculated at checkout. Tracking information will be sent once your order has been dispatched.
Estimated Shipping Times Estimated delivery times vary by destination:
USA & Canada: 7–12 business days
Germany & UK: 3–9 business days
Europe: 5–12 business days
Asia Pacific: 10–20 business days
Australia: 8–15 business days
Typical delivery times are 3–12 business days, depending on the destination. Please note that actual delivery times may vary due to customs, carrier delays, or peak shipping periods.
Shipping Protection Shop with confidence — every order is covered by shipping protection from dispatch to delivery. In the event of loss or theft, we offer a full refund or complimentary reshipment.
Shop with confidence — we offer a 30-day money-back guarantee and accept returns within 30 days after delivery for eligible items that are unused, in their original packaging, with tags attached. If your item arrives damaged, defective, or incorrect, please contact us and we’ll work with you to make it right.
For quality-related issues or shipping mistakes on our side, we’ll cover the return shipping cost. Approved refunds are issued to your original payment method within 1–3 business days after inspection.
The Seakoff "Eternity 24" Mesh Jersey T-Shirt is a statement piece built for those who refuse to blend in. The all-over liquid gradient print swirls vibrant shades of orange, red, green, and pink across the entire garment, creating a psychedelic, eye-catching effect rooted in Y2K and futuristic street culture aesthetics. A large number "24" graphic anchors both the front and back, while the word "ETERNITY" arches boldly across the upper back in varsity-style lettering.
Design Details Worth Noticing
The jersey features a clean V-neckline with a contrast black collar, giving it a classic athletic silhouette with an elevated edge. Striped sleeve cuffs in black, white, and red add a retro sports feel, while the front carries additional graphic branding including "Redesigning Human Union" text. The relaxed fit makes it easy to layer or wear solo, and the breathable performance mesh construction keeps the look lightweight and comfortable throughout the day.
How to Style It
Pair this jersey with wide-leg cargo pants and chunky sneakers for a full streetwear look, or throw it over a longline tee for a layered Y2K-inspired outfit. It works equally well as a festival top, a statement piece for creative events, or a bold everyday wear option for those with a maximalist wardrobe.
Size Guide
S: Bust 46.5 in / Sleeve 9.75 in / Shoulder 22 in / Length 26.4 in M: Bust 48 in / Sleeve 10.1 in / Shoulder 22.25 in / Length 26.75 in L: Bust 49.25 in / Sleeve 10.4 in / Shoulder 22.6 in / Length 27.1 in XL: Bust 50.75 in / Sleeve 10.9 in / Shoulder 23 in / Length 28 in
Size Guide
Size (in./cm)
Bust
Sleeve
Shoulder
Length
S
46 1/2 (118)
9 3/4 (25)
22 (56)
26 3/8 (67)
M
48 (122)
10 1/8 (25.5)
22 1/4 (56.5)
26 3/4 (68)
L
49 1/4 (125)
10 3/8 (26.5)
22 5/8 (57.5)
27 1/8 (69)
XL
50 3/4 (129)
10 7/8 (27.5)
23 (58.5)
28 (71)
How to Find Your Perfect Size — Every Time
How to Find Your Perfect Size — Every Time
Struggling to pick a size online? Here's a simple trick: instead of guessing, use a piece of clothing you already own — and love the fit of — as your reference point.
Step 1: Pick Your Reference Item Think of a T-shirt you've bought before that fit you perfectly. Find that order and pull up its size chart.
Step 2: Focus on Two Key Measurements For streetwear-style tees, two numbers matter most:
Chest width— too narrow and it'll feel tight
Length— too long and it'll look sloppy
💡 Tip:Size charts sometimes list "Chest" as theflat-lay widthinstead of the full circumference. Here's how to tell the difference:
Large number(e.g., 49in / 124cm+) → likely the actual chest circumference
Small number(e.g., 24in / 62cm) → likely the flat width (garment laid flat and measured edge to edge)
Step 3: Note Your Ideal Numbers Write down the chest and length measurements from your best-fitting shirt. Care about sleeve length or shoulder width too? Note those down as well.
Step 4: Match to Our Size Chart Now check Seakoff's size chart and pick the size whose measurements are closest to your notes. That's it — no more guessing.
Works for Everything This same method applies to hoodies, sweaters, jackets, and more. Do it once, and you'll be able to shop confidently, anywhere — every time.