Mizuno Pro Select GPS1-300FBM 12.5" Baseball First Base Mitt

Parent SKU:312670

$292.49

$292.49 ~~$389.99~~

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Eligible for free shipping on Canadian orders $150+.

Hand: Rthrow Rthrow

You should be able to size this product without leaving SportsZone. Start with the physical measurement below, use the rule of thumb as a quick check, then match it to the chart. Manufacturer-specific numbers are used where reliable; SportsZone starting charts are clearly labelled where brands vary.

Rule of thumbPosition matters as much as age.Infielders generally go smaller for transfers; outfielders go longer for reach. Youth players still need to close the glove comfortably.

Sizes/options sold on this product

01

Choose by position and hand size

Glove length is driven by position and how easily the player can close the glove.

Baseball & softball fielding glove chart

Player	Position	Starting glove
T-Ball, ages 3–6	All	8.5–10"
Youth, ages 7–12	Infield	10.25–11.5"
Youth, ages 7–12	Outfield	11.5–12.25"
Youth, ages 7–12	1st base	11.5–12"
Adult, 12+	Infield	11.25–12"
Adult, 12+	Outfield	12–12.75"
Adult, 12+	1st base	12–13"
Youth fastpitch	Infield / Outfield	10.5–11 / 11–11.5"
Adult fastpitch	Infield / Outfield	11.5–12 / 12–13"
Adult slowpitch	Infield / Outfield	12–13 / 12.5–14"

Availability:In stock · usually ships within 48 business hours

02 OPTIONAL UPGRADE

Want it game ready?

Add MittMaster Break-In We use our MittMaster to work and shape your glove before shipping or pickup. +$50.00 Add Added

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THE GEAR BREAKDOWN

Know Before You Buy

The useful product info, organized to help you make a faster decision.

01 Overview

Overview

The Mizuno Pro Select GPS1-300FBM 12.5-inch Baseball First Base Mitt gives first basemen a professional-inspired pocket with premium leather construction and dependable structure around the bag. Its 12.5-inch first-base pattern provides the reach and receiving area needed for low scoops, stretches and hard throws.

Premium steerhide leather and pro-level lacing support long-term shape retention, while Mizuno's hand-based pattern helps the mitt feel natural on the hand. The result is a serious first-base mitt with a balanced combination of structure, feel and control.

02 Key Features

Key Features

01 12.5-Inch First Base Pattern Provides reach and a broad receiving area for scoops and stretches around the bag.
02 Pro Select Construction Professional-inspired build balances premium feel with dependable structure.
03 Premium Steerhide Leather Durable leather supports long-term pocket shape and a high-quality feel.
04 Professional-Level Lace Strong lacing reinforces the web and pocket through regular play.
05 Hand-Based Pattern Mizuno shaping supports a natural fit and controlled pocket formation.

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Mizuno Pro Select GPS1-300FBM 12.5" Baseball First Base Mitt

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Choose by position and hand size

Baseball & softball fielding glove chart

Want it game ready?

Know Before You Buy

See the value before you choose.

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