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T-Mobile Park (Seattle Mariners) [PLASTIC]

$22.00

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Product Base price with no add-on options

Pen-blanks

Long Pen Blank 5"

Short Pen Blank 2.5"

Ring Blank 1-1/2" x 1/2"

Round Stopper Blank 2-1/2" x 1-1/2"

Knife Scales Pair 5" x 1-1/2" x 3/8"

Blank Block 6" x 5" x 7/8"

Extra COA

Product Price with any add-on options selected

$22.00

Authentic Stadium Materials

Certified Provenance (COA)

Stabilized for Performance

Limited & Irreplaceable Drops

Blanks are shredded bits of the plastic stadium seats mixed with complementary team-colored resin.

Available Sizes:

Pen Blanks: Minimum 3/4" x 3/4" square
Bottle Stopper and Ring Blanks: 1-1/2" round
Full Pen Blocks: 6" x 5" and a minimum of 7/8" thick
Knife Scale Pair: 2@ 5" x 1-1/2" x 3/8" minimum

All blanks include one Certificate of Authenticity (COA) per blank—a 4" x 6" card stock with foil-embossed seal, protected in a hard-shell plastic sleeve. Full Pen Blocks come with 10 COAs.

Most blanks are cut to order for freshness. Pen Blocks require a 2-3 week turnaround.

No finished pens are included. Pen components sold separately from our team-colored kits or your preferred vendors.

Swing into Safeco Glory – Claim Your Mariners Artifact!

Picture cracking open a cold one with a stopper carved from seats that thundered with “Let’s Go Mariners” chants, or signing the next big deal with a pen that carries the crack of the bat and the Pacific Northwest chill. From rings that sparkle like a walk-off dinger to knife scales ready for the ultimate post-game feast—every piece is forged from genuine T-Mobile Park relics, locking the roar of the Safe into your hands. Stock up and let the teal-and-navy spirit of the Emerald City power every turn!

T-Mobile Park: Where the Mariners Make Magic Under the Roof

T-Mobile Park stands proudly in Seattle’s SoDo district, a retractable-roof gem with jaw-dropping views of Elliott Bay and the skyline. It opened on July 15, 1999, as Safeco Field, welcoming a capacity crowd for the inaugural game against the San Diego Padres just after the All-Star break. Built for $517 million to replace the aging Kingdome, it quickly became one of baseball’s most beloved modern parks.

With a seating capacity of roughly 47,368, the park features a unique retractable roof that covers the field and stands like a giant umbrella without fully enclosing the space—preserving that classic open-air feel even on rainy Seattle nights. The massive center-field video board (one of the largest in MLB when installed) and the hand-operated scoreboard keep the energy high, while the grass field and intimate sightlines create a pure baseball experience.

Home of the Seattle Mariners since 1999, T-Mobile Park has hosted two MLB All-Star Games (2001 and 2023), multiple postseason series, and legendary moments from the 116-win 2001 squad through recent playoff runs. It has also staged WrestleMania XIX, the 2024 NHL Winter Classic, and countless other events. From Ken Griffey Jr.’s heroics to the modern core led by Julio Rodríguez and company, the park continues to pulse with the hope and heart of Mariners fans.

As the Mariners chase that long-awaited World Series banner, T-Mobile Park remains the electric heart of Northwest baseball—a place where every seat has a story, and every blank carries a piece of it.

Transform your blanks into showstoppers with these pro-level insights. Our upgraded V2 blanks boast finer shredded plastic for ultra-smooth turning and minimal chip-out— a game-changer over V1. Dial in sharp carbide or HSS tools, crank speeds to 2,000–3,000 RPM, and take feather-light cuts (0.005–0.015 inches) to dodge melting or gummy buildup. Wet-sand from 220 to 2,000 grit, zap pin-holes with thin CA glue, and crown it with Magic Juice polish for that mirror-finish glow. Dive deeper with our guides:

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2-5 business days standard; Full Blocks take 2-3 weeks. Free Ground Shipping on $200+ orders—otherwise calculated at checkout. Unopened returns? 30 days, no sweat.

30-day unused products can be returned for full purchase price of the item. (Does not include shipping).

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T-Mobile Park (Seattle Mariners) [PLASTIC]

$22.00

Why Customers Trust Us

Verified Provenance You Can Trust

Every eligible blank comes with a professionally designed Certificate of Authenticity, setting the industry standard for documentation and collectible value.

Craft-Ready, Maker-Approved Quality

From stabilization to cutting and finishing, each blank is meticulously prepared to deliver consistent results on the lathe and in the workshop.

Tools, Supplies & Materials—All in One Place

We offer a full ecosystem of products: HDPE molds, casting supplies, mica powders, finishing solutions, and premium turning tools—everything artisans need, from blank to final polish.

A Brand Built by Makers, for Makers

With decades of woodworking and turning expertise, we know what artisans expect—and we deliver materials and tools that elevate every project.

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