Giro Junior Dime Mountain Bike Helmet

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    Color: Matte Blue
    Matte Blue
    Matte Bright Red
    Matte Screaming Teal
    Size: XS

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    Description
    Features
    Specs
    Size Chart
    Description

    The Dime™ is a fuss-free kids' helmet that looks and feels great thanks to its 8 vents for air flow, sweat-absorbent pads, and bright, bold colors to choose from. The Dime™ is a kid-sized version of the rugged quarter adult helmet, so it has all of the same great features—an eps liner for impact management, a tough outer shell, riveted webbing anchors and plush, sweat-absorbent pads that are easy to swap for dialing in the fit. Another standout feature is the Dime's polyurethane coating, which helps protect the EPS liner from daily wear and tear. Plus, the Dime helmet is available in a bunch of great, kid-friendly colors too, so you're little one can pick out their favorite.

    Features
    • Fuss-free kids' helmet
    • Sweat-absorbent pads
    • Bright, bold colors to choose from
    • Kid-sized version of rugged quarter adult helmet
    • Riveted webbing anchors and plush
    • Sweat-absorbent pads
    • Easy to swap pads for dialing in the fit
    Specs
    • EPS liner for impact management
    • Tough outer shell
    • Sweat-absorbent pads
    • Polyurethane coating
    • 8 vents for air flow
    • U.S.: CPSC BICYCLE FOR AGES 5+
    • E.U.: CE EN1078
    Size Chart
    GIRO SIZE GUIDE

    These size charts and conversions are meant to serve as a guide. We recommend you try-on before riding to ensure full comfort and performance.

    BIKE HELMET SIZE GUIDE

    ADULT SUPER FIT BIKE HELMET SIZE   

    CIRCUMFERENCE

    S

    51 - 55 cm

    M

    55 - 59 cm

    L

    59 - 63 cm

    XL

    63 - 65 cm


    YOUTH BIKE HELMET SIZE

    CIRCUMFERENCE

    XS (Scamp Model)

    45 - 49 cm

    S (Scamp Model)

    49 - 53 cm

    XS (Dime Model)

    47 - 51 cm 

    S (Dime Model)

    51 - 55 cm

    Universal Child

    47 - 54 cm

    Universal Youth (Ages 5+)

    50 - 57 cm


    ADULT SUPER FIT FULL FACE BIKE HELMET

    CIRCUMFERENCE

    S

    51 - 53 cm

    M

    51 - 55 cm

    L

    55 - 59 cm

    XL

    59 - 63 cm


    ADULT UNIVERSAL BIKE HELMET        

    CIRCUMFERENCE

    Women Adult

    50 - 57 cm

    Unisex

    54 - 61 cm

    Extra Large

    58 - 65 cm

     

    SNOW HELMET SIZE GUIDE

    ADULT SNOW HELMET SIZE

    CIRCUMFERENCE

    S

    52 - 55.5 cm

    M

    55.5 - 59 cm

    L

    59 - 62.5 cm

    XL

    62.5 - 65 cm


    YOUTH SNOW HELMET SIZE

    CIRCUMFERENCE

    XS

    48.5 - 52 cm

    S

    52 - 55.5 cm

    M

    55.5 - 59 cm

     

    MEN’S TOPS SIZE GUIDE

    SIZE

    CHEST

    WAIST

    XS

    33 - 35” / 83.8 - 88.9 cm

    27 - 29” / 68.6 - 73.7 cm

    S

    35 - 37” / 88.9 - 94 cm 

    29 - 31” / 73.7 - 78.7 cm

    M

    38 - 40” / 96.5 - 101.6 cm

    31 - 33” / 78.7 - 83.8 cm

    L

    41 - 43” / 104.1 - 109.2 cm 

    33 - 35” / 83.8 - 88.9 cm

    XL

    44 - 46” / 111.8 - 116.8 cm 

    35 - 37” / 88.9 - 94 cm

    XXL

    47 - 49” / 119.4 - 124.5 cm

    37 - 39” / 94 - 99.1 cm

    XXXL

    50 - 52” / 127 - 132.1 cm

    39 - 41” / 99.1 - 104.1 cm

     

    WOMEN’S TOPS SIZE GUIDE

    SIZE

    CHEST

    WAIST

    XXS

    30 - 31” / 76.2 - 78.7 cm

    22 - 24” / 55.9 - 61 cm

    XS

    32 - 33” / 81.3 - 83. cm

    24 - 26” / 61 - 66 cm 

    S

    34 - 35” / 86.4 - 88.9 cm

    26 - 28” / 66 - 71.1 cm

    M

    36 - 37” / 91.4 - 94 cm 

    28 - 30” / 71.1 - 76.2 cm 

    L

    38 - 39” / 96.5 - 99.1 cm

    30 - 32” / 76.2 - 81.3 cm

    XL

    39 - 41” / 99.1 - 104.1 cm

    32 - 34” / 81.3 - 86.4 cm

    XXL

    41 - 43” / 104.1 - 109.2 cm

    34 - 36” / 86.4 - 91. 4cm 

     

    MEN’S BOTTOMS SIZE GUIDE

    SIZE

    HIP

    WAIST

    28 (XS)

    33 - 35” / 83.8 - 88.9 cm

    27 - 29” / 68.6 - 73.7 cm

    30 (S)

    35 - 37” / 88.9 - 94 cm 

    29 - 31” / 73.7 - 78.7 cm

    32 (M)

    38 - 40” / 96.5 - 101.6 cm 

    31 - 33” / 78.7 - 83.8 cm

    34 (L)

    40 - 42” / 101.6 - 106.7 cm 

    33 - 35” / 83.8 - 88.9 cm 

    36 (XL)

    42 - 44” / 106.7 - 111.8 cm 

    35 - 37” / 88.9 - 94 cm

    38 (XXL)

    44 - 46” / 111.8 - 116.8 cm

    37 - 39” / 94 - 99.1 cm

    40 (XXXL)

    46 - 48” / 116.8 - 121.9 cm

    39 - 41” / 99.1 - 104.1 cm

     

    WOMEN’S BOTTOMS SIZE GUIDE

    SIZE

    HIP

    WAIST

    XS

    32 - 34” / 81.3 - 86.4 cm 

    22 - 24” / 55.9 - 61 cm

    S

    34 - 36” / 86.4 - 91.4 cm 

    24 - 26” / 61 - 66 cm

    M

    36 - 38” / 91.4 - 96.5 cm

    26 - 28” / 66 - 71.1 cm

    L

    38 - 40” / 96.5 - 101.6 cm

    28 - 30” / 71.1 - 76.2 cm 

    XL

    40 - 42” / 101.6 - 106.7 cm

    30 - 32” / 76.2 - 81.3 cm

    XXL

    42 - 44” / 106.7 - 111.8 cm

    32 - 34” / 81.3 - 86.4 cm 

    XXXL

    44 - 46” / 111.8 - 116.8 cm

    34 - 36” / 86.4 - 91.4 cm


    GLOVES SIZE GUIDE

    MEN'S GLOVE SIZE  

    HAND WIDTH

    HAND LENGTH

    XS (6)

    6.3 - 7” / 160 - 178 mm

    5.9 - 6.5” / 150 - 164 mm

    S (7)

    7” / 179 - 200 mm

    6.5 - 7” / 165 - 179 mm

    M (8)

    8 - 8.6” / 201 - 219 mm

    7 - 7.6” / 180 - 194 mm

    L (9)

    8.7 - 9” / 220 - 234 mm

    7.7 - 8” / 195 - 204 mm

    XL (10)

    9.25 - 9.8” / 235 - 249 mm

    8 - 8.6” / 205 - 21 9mm 

    XXL (11)

    9.85 - 10” / 250 - 265 mm

    8.7 - 9.25” / 220 - 235 mm

    XXXL (12)

    10.4 - 10.6” / 265 - 270 mm

    9.25 - 9.6” / 235 - 245 mm


    WOMEN'S GLOVE SIZE

    HAND WIDTH

    HAND LENGTH

    S (6)

    6 - 6.7” / 155 - 169 mm

    6.3 - 6.7” / 160 - 169 mm

    M (7)

    6.7 - 7.4” / 170 - 189 mm

    6.7 - 7.2” / 170 - 18 mm

    L (8)

    7.4 - 8” / 190 - 204 mm

    7.3 - 7.7” / 185 - 195 mm

    XL (9)

    8 - 8.3” / 205 - 210 mm

    7.7 - 8” / 196 - 205 mm


    YOUTH GLOVE SIZE

    HAND WIDTH

    HAND LENGTH

    XS (3)

    5.2 - 5.6” / 133 - 142 mm

    5.9 - 6” / 150 - 154 mm

    S (4)

    5.6 - 5.9” / 143 - 152 mm

    6 - 6.3” / 155 - 159 mm

    M (5)

    6 - 6.4” / 153 - 162 mm

    6.3 - 6.5” / 160 - 165 mm

    L (6)

    6.4 - 6.8” / 163 - 172 mm

    6.5 - 6.7” / 165 - 169 mm

     

    SOCK SIZE GUIDE

    SOCK SIZE

    EU SHOE

    MENS US SHOE

    S

    36 - 39

    4 - 6.5

    M

    40 - 42 

    7.5 - 9

    L

    43 - 45

    9.5 - 11

    XL

    46 - 48

    12 - 13.5

     

    FOOTWEAR SIZE CONVERSIONS

    EU SIZE 

    US MENS

    US WOMENS

    36

    5

    37

    6

    37.5

    6.5

    38

    6.5

    38.5

    7

    39

    6.5

    7.5

    39.5

    7

    8

    40

    7.5

    8.5

    40.5

    7.5

    8.5

    41

    8

    9

    41.5

    8.5

    9.5

    42

    9.5

    10.5

    42.5

    9.5

    10.5

    43

    9.5

    10.5

    43.5

    10

    44

    10.5

    44.5

    11

    46

    12

    46.5

    12.5

    47

    13

    48

    13.5

    49

    14

    50

    15

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