Bat

Baseball bat

A baseball bat is a smooth wooden or metal club used in the game of baseball to hit the ball after the ball is thrown by the pitcher. It is no more than 2.75 inches in diameter at the thickest part and no more than 42 inches in length. It typically weighs no more than 33 ounces , but it...

 : A rounded, solid wooden or hollow aluminum bat. Wooden bats are traditionally made from ash

Ash tree

Fraxinus is a genus flowering plants in the olive and lilac family, Oleaceae. It contains 45-65 species of usually medium to large trees, mostly deciduous though a few subtropical species are evergreen. The tree's common English name, ash, goes back to the Old English æsc, while the generic name...

 wood, though maple

Maple

Acer is a genus of trees or shrubs commonly known as maple.Maples are variously classified in a family of their own, the Aceraceae, or together with the Hippocastanaceae included in the family Sapindaceae. Modern classifications, including the Angiosperm Phylogeny Group system, favour inclusion in...

 and bamboo is also sometimes used. Aluminum bats are not permitted in professional leagues, but are frequently used in amateur leagues. Composite bats are also available, essentially wooden bats with a metal rod inside. Bamboo bats are also becoming popular.
Ball : A cork sphere, tightly wound with layers of yarn or string and covered with a stitched leather coat.
Base : One of four corners of the infield which must be touched by a runner in order to score a run; more specifically, they are canvas bags (at first, second, and third base) and a rubber plate (at home).
Glove

Baseball glove

A baseball glove or mitt is a large leather glove that baseball players on the defending team are allowed to wear to assist them in catching and fielding balls hit by a batter, or thrown by a teammate.-History:...

 : Leather gloves worn by players in the field. Long fingers and a webbed "pocket" between the thumb and first finger allows the fielder to catch the ball more easily.
Catcher's mitt

Baseball glove

A baseball glove or mitt is a large leather glove that baseball players on the defending team are allowed to wear to assist them in catching and fielding balls hit by a batter, or thrown by a teammate.-History:...

 : Leather mitt are worn by catchers. It is much wider than a normal fielder's glove and the four fingers are connected. The mitt is also better-padded than the standard fielder's glove.
First baseman's mitt

Baseball glove

A baseball glove or mitt is a large leather glove that baseball players on the defending team are allowed to wear to assist them in catching and fielding balls hit by a batter, or thrown by a teammate.-History:...

 : Leather mitt worn by first basemen. It is longer and wider than a standard fielder's glove. The four fingers are connected and the glove is rounded like a catcher's mitt. A first baseman's mitt has a bit more padding than a standard fielder's glove
Batting gloves

Batting gloves

Batting gloves are a component in baseball sportswear. The glove covers one or both hands of a batter, providing comfort, warmth, improved grip, and shock absorption when hitting the ball...

 : Gloves often worn on one or both hands by the batter. They offer additional grip and eliminate some of the shock when making contact with the ball.
Batting helmet

Batting helmet

A batting helmet is the protective headgear worn by batters in the game of baseball or softball. It is meant to protect the batter's head from errant pitches thrown by the pitcher...

 : Helmet worn by batter to protect the head and the ear facing the pitcher from the ball. Professional models have only one ear protector (left ear for right-handed batters, right ear for lefties), amateur and junior helmets usually have ear protectors on both sides, for better protection from loose balls, and to reduce costs to teams (all players can use the same style of helmet).
Baseball cap

Baseball cap

A baseball cap is a type of soft cap with a rounded stiff brim. The front of the cap typically contains designs or logos of sports teams ,...

 : Hat worn by all players. Designed to shade the eyes from the sun, this hat design has become popular with the general public.
Catcher's helmet : Protective helmet with face mask worn by the catcher. Newer styles feature a fully integrated helmet and mask, similar to a hockey goalie mask

Goalie mask

A goaltender mask, commonly referred to as a goalie mask or a hockey mask, is a mask worn by ice hockey, inline hockey, and field hockey goaltenders to protect the head from injury. Jacques Plante was the first goaltender to create and use a practical mask in 1959. Plante's mask was a piece of...

. More traditional versions were a separate mask worn over a helmet similar to a batting helmet, but with no ear protection and worn backwards.
Athletic Cup : Provides groin and testicle protection for males against impact. Must be worn by male catchers and is highly recommend for all other postitions.
Jockstrap

Jockstrap

A jockstrap is an undergarment designed for supporting the male genitalia during sports or other vigorous physical activity...

 : An undergarmet worn by boys and men for support during sports. The jockstrap contains a pocket to hold a cup.
Pelvic protector

Pelvic protector

The pelvic protector is the female equivalent to the male jockstrap. It is designed to protect the female genitals It is also occasionally nicknamed a jill or jillstrap. Women wear the garment during contact sports or activities. The garment "cups" around the genitals and is usually reinforced...

 : Provides groin protection for females against impact.
Uniform

Baseball uniform

A baseball uniform is a type of uniform worn by baseball players. Most baseball uniforms have the names and uniform numbers of players who wear them, usually on the backs of the uniforms to distinguish players from one other. Baseball shirts , pants, shoes, socks, caps, and glove are parts of...

 : Shirt and pants worn by all players, coaches and managers. Each team generally has a unique pattern of colors and designs. Traditionally, the home team's uniform is predominantly white with the team's nickname, and the visiting team's is predominantly gray with (usually, but not always) the team's city. Teams often have white, gray and colored jerseys; colored jerseys can be worn at home or on the road, depending on the team's preference.
Sliding shorts : Padded support shorts sometimes worn to protect the thighs when the player slides into the bases. Some sliding shorts contain a pocket for a cup. This is so the player does not have to wear a jockstrap and sliding shorts.
Sunglasses

Sunglasses

Sunglasses or sun glasses are a form of protective eyewear designed primarily to prevent bright sunlight and high-energy visible light from damaging or discomforting the eyes. They can sometimes also function as a visual aid, as variously termed spectacles or glasses exist, featuring lenses that...

: Worn to shade the sun from the eyes.
Baseball Cleats : Baseball specific shoes worn by the player for better traction. The cleats themselves are either rubber or metal.