SF Gulls Collection
ProLine X From Rohnert Park
The SF Gulls Collection is here. Best-selling jerseys and hats are back for another season, fully customizable with the name and number of your choice. We’ve also added t-shirts and hoodies so everyone has a fit for The Bay’s shifting weather.
HERE’s HOW YOU CAN Win a free jersey.
fill out this form to enter to win that jersey RIGHT there
Winner will be notified via email on march 31st, 2026
Adult Size XL Jersey will be shipped for free to the winner
Wanna Shop Around?
Grab some SF Gulls gear while you’re here and join the hundreDS OF fans that have gone gull-crazy these past two seasons.
grab the standard jersey options or customize the name and number.
THIS IS A PRE-ORDER, WHICH MEANS YOUR JERSEY WILL BE MADE AND SHIPPED SEVERAL WEEKS AFTER YOU ORDER IT.
PRE-ORDERS ARE OPEN THROUGH 03/31/2026. WILL SHIP ~5-7 WEEKS AFTER 03/31/2026, POSSIBLY SOONER.
PLEASE SEE OUR RETURN POLICY REGARDING PRE-ORDER ITEMS BEFORE ORDERING.
Designed by artist Matt Kirner aka From Rohnert Park.
Professional-grade jersey base and trim, with stitched on lettering and numbering, using tackle twill and/or embroidery where applicable for an authentic look and feel. Base patterns and colors dyed directly into the fabric and won’t fade with washing.
Includes a stitched-on jock tag.
IMPORTANT: if you order the CUSTOM NAME AND NUMBER, email us at design@prolinemockups.com with your order number and the name/number you’d like so we can ensure it gets customized properly!
THIS IS A PRE-ORDER, WHICH MEANS YOUR JERSEY WILL BE MADE AND SHIPPED SEVERAL WEEKS AFTER YOU ORDER IT.
PRE-ORDERS ARE OPEN THROUGH 03/31/2026. WILL SHIP ~5-7 WEEKS AFTER 03/31/2026, POSSIBLY SOONER.
PLEASE SEE OUR RETURN POLICY REGARDING PRE-ORDER ITEMS BEFORE ORDERING.
Designed by artist Matt Kirner aka From Rohnert Park.
Professional-grade jersey base and trim, with stitched on lettering and numbering, using tackle twill and/or embroidery where applicable for an authentic look and feel. Base patterns and colors dyed directly into the fabric and won’t fade with washing.
Includes a stitched-on jock tag.
IMPORTANT: if you order the CUSTOM NAME AND NUMBER, email us at design@prolinemockups.com with your order number and the name/number you’d like so we can ensure it gets customized properly!
Check Out All This Sweet Gulls Gear
The Hat Completes the Look.
You can’t go to a baseball game without a hat, right? Thankfully we’ve got you covered - literally.
You’ll be blown away by the quality of these hats - it’s insane.
IN STOCK FOR IMMEDIATE SHIPPING!
Designed by artist Matt Kirner aka From Rohnert Park.
Professional-grade baseball cap, with embroidered logos. Under bill design sublimation printed directly into the fabric.
Front: Gull/bridge logo
Under bill: "THE BAY"
Show Your Love.
Grab one of the new shirts and hoodies. After all, not everyone wants to wear a jersey every day (but we still do sometimes).
Created by designer From Rohnert Park aka Matt Kirner, this is a t-shirt take on the infamous Gulls baseball jersey that went viral.
THIS IS A MADE TO ORDER ITEM, WHICH MEANS YOUR SHIRT WILL BE MADE AND SHIPPED AFTER YOU ORDER IT.
MADE TO ORDER ITEMS ARE TYPICALLY DELIVERED WITHIN 2 WEEKS.
This premium shirt blends comfort with style. Its relaxed fit and soft cotton fabric make it perfect for casual looks.
• 100% combed and ring-spun cotton (Heather colors contain polyester)
• Fabric weight: 4.2 oz./yd.² (142 g/m²)
• Pre-shrunk fabric
• Side-seamed construction
• Shoulder-to-shoulder taping
This product is made especially for you as soon as you place an order, which is why it may take us a bit longer to deliver it to you (usually within 2 weeks). Making products on demand instead of in bulk helps reduce overproduction.
Created by designer From Rohnert Park aka Matt Kirner, this is a t-shirt take on the infamous Gulls baseball jersey that went viral.
THIS IS A MADE TO ORDER ITEM, WHICH MEANS YOUR SHIRT WILL BE MADE AND SHIPPED AFTER YOU ORDER IT.
MADE TO ORDER ITEMS ARE TYPICALLY DELIVERED WITHIN 2 WEEKS.
This premium shirt blends comfort with style. Its relaxed fit and soft cotton fabric make it perfect for casual looks.
• 100% combed and ring-spun cotton (Heather colors contain polyester)
• Fabric weight: 4.2 oz./yd.² (142 g/m²)
• Pre-shrunk fabric
• Side-seamed construction
• Shoulder-to-shoulder taping
This product is made especially for you as soon as you place an order, which is why it may take us a bit longer to deliver it to you (usually within 2 weeks). Making products on demand instead of in bulk helps reduce overproduction.
Created by designer From Rohnert Park aka Matt Kirner, this is a hoodie take on the infamous Gulls baseball jersey that went viral.
THIS IS A MADE TO ORDER ITEM, WHICH MEANS YOUR HOODIE WILL BE MADE AND SHIPPED AFTER YOU ORDER IT.
MADE TO ORDER ITEMS ARE TYPICALLY DELIVERED WITHIN 2 WEEKS.
This premium hoodie blends comfort with style. Its relaxed fit and soft cotton fabric make it perfect for casual looks.
• 95% cotton, 5% elastane
• Fabric weight: 7.8 oz./yd.² (265 g/m²)
• Relaxed unisex fit with drop shoulders
• Double-layer hood with drawstrings
• Spacious front pocket
• Self-fabric collar and cuffs
This product is made especially for you as soon as you place an order, which is why it may take us a bit longer to deliver it to you (usually within 2 weeks). Making products on demand instead of in bulk helps reduce overproduction.
Created by designer From Rohnert Park aka Matt Kirner, this is a hoodie take on the infamous Gulls baseball jersey that went viral.
THIS IS A MADE TO ORDER ITEM, WHICH MEANS YOUR HOODIE WILL BE MADE AND SHIPPED AFTER YOU ORDER IT.
MADE TO ORDER ITEMS ARE TYPICALLY DELIVERED WITHIN 2 WEEKS.
This premium hoodie blends comfort with style. Its relaxed fit and soft cotton fabric make it perfect for casual looks.
• 95% cotton, 5% elastane
• Fabric weight: 7.8 oz./yd.² (265 g/m²)
• Relaxed unisex fit with drop shoulders
• Double-layer hood with drawstrings
• Spacious front pocket
• Self-fabric collar and cuffs
This product is made especially for you as soon as you place an order, which is why it may take us a bit longer to deliver it to you (usually within 2 weeks). Making products on demand instead of in bulk helps reduce overproduction.
“we make gear for fans because we are fans ourselves. each piece is designed to exacting standards. we truly hope you enjoy your new gear.”
— PROLINE