Gmaxx Activewear
Bum Bag
Bum Bag
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Keep your essentials close and your hands free with this stylish and simple Bum Bag. Featuring an adjustable Oxford strap and secure zipper closure, it’s perfect for hiking, running, cycling, or any outdoor adventure.
Lightweight and easy to clean with a quick hand wash, this unisex waist pack is the ideal gift for fitness enthusiasts who love to stay active and on the move.
Size Chart
Size Chart
Sizing for all Gmaxx branded clothes
Skort
Waist Length
| XS / 8 | 69 | 37 |
| Sml / 10 | 72 | 38 |
| Med / 12 | 76 | 39 |
| Lge / 14 | 80 | 39.5 |
| XL / 16 | 84 | 41.5 |
| 2XL / 18 | 87 | 42 |
| 3XL / 20 | 90 | 43 |
| Singlets | |||||||
| Material: Nylon/Spandex Blend and Polyester/Spandex Blend Or Cotton Blend | |||||||
| Gmaxx | Size | Bust | Waist | Hips | US | Eu | Aus/UK |
| 8 | XS | 85 | 65 | 93 | 4 | 36 | 8 |
| 10 | S | 90 | 70 | 98 | 6 | 38 | 10 |
| 12 | M | 95 | 75 | 103 | 8 | 40 | 12 |
| 14 | L | 100 | 80 | 108 | 10 | 42 | 14 |
| 16 | XL | 105 | 85 | 113 | 12 | 44 | 16 |
| 18 | XXL | 110 | 90 | 118 | 14 | 46 | 18 |
| 20 | XXXL | 115 | 95 | 123 | 16 | 48 | 20 |
| T Shirts | |||||||
| Material: Nylon/Spandex Blend and Polyester/Spandex Blend Or Cotton Blend | |||||||
| Gmaxx | INT | BUST | WAIST | HIPS | US | EU | AUS/UK |
| 8 | XS | 85 | 65 | 93 | 4 | 36 | 8 |
| 10 | S | 90 | 70 | 98 | 6 | 38 | 10 |
| 12 | M | 95 | 75 | 103 | 8 | 40 | 12 |
| 14 | L | 100 | 80 | 108 | 10 | 42 | 14 |
| 16 | XL | 105 | 85 | 113 | 12 | 44 | 16 |
| 18 | XXL | 110 | 90 | 118 | 14 | 46 | 18 |
| 20 | XXXL | 115 | 95 | 123 | 16 | 48 | 20 |
| Jackets | |||||||
| Material: Polyester/Spandex Blend or similar | |||||||
| Gmaxx | Size | BUST | WAIST | HIPS | US | EU | AUS/UK |
| 8 | XS | 85 | 65 | 93 | 4 | 36 | 8 |
| 10 | S | 90 | 70 | 98 | 6 | 38 | 10 |
| 12 | M | 95 | 75 | 103 | 8 | 40 | 12 |
| 14 | L | 100 | 80 | 108 | 10 | 42 | 14 |
| 16 | XL | 105 | 85 | 113 | 12 | 44 | 16 |
| 18 | XXL | 110 | 90 | 118 | 14 | 46 | 18 |
| 20 | XXXL | 115 | 95 | 123 | 16 | 48 | 20 |
| Full Length Leggings | |||||||
| Material: Nylon/Spandex Blend and Polyester/Spandex Blend | |||||||
| Gmaxx | Size | WAIST | HIPS | INSIDE LEG | US | EU | AUS/UK |
| 8 | XS | 65 | 93 | 66 | 4 | 36 | 8 |
| 10 | S | 70 | 98 | 67 | 6 | 38 | 10 |
| 12 | M | 75 | 103 | 68.5 | 8 | 40 | 12 |
| 14 | L | 80 | 108 | 69.5 | 10 | 42 | 14 |
| 16 | XL | 85 | 113 | 71 | 12 | 44 | 16 |
| 18 | XXL | 90 | 118 | 72 | 14 | 46 | 18 |
| 20 | XXXL | 95 | 123 | 73 | 16 | 48 | 20 |
| Leggings - 7/8 Leggings | |||||||
| Material: Nylon/Spandex Blend and Polyester/Spandex Blend | |||||||
| Gmaxx | Size | WAIST | HIPS | INSIDE LEG | US | EU | AUS/UK |
| 8 | XS | 65 | 93 | 53 | 4 | 36 | 8 |
| 10 | S | 70 | 98 | 56 | 6 | 38 | 10 |
| 12 | M | 75 | 103 | 58 | 8 | 40 | 12 |
| 14 | L | 80 | 108 | 59 | 10 | 42 | 14 |
| 16 | XL | 85 | 113 | 59 | 12 | 44 | 16 |
| 18 | XXL | 90 | 118 | 59 | 14 | 46 | 18 |
| 20 | XXXL | 95 | 123 | 60 | 16 | 48 | 20 |
| Leggings - 3/4 Leggings | |||||||
| Material: Nylon/Spandex and Poly/Spandex | |||||||
| Gmaxx | Size | WAIST | HIPS | INSIDE LEG | US | EU | AUS/UK |
| 8 | XS | 65 | 93 | 43 | 4 | 36 | 8 |
| 10 | S | 70 | 98 | 46 | 6 | 38 | 10 |
| 12 | M | 75 | 103 | 48 | 8 | 40 | 12 |
| 14 | L | 80 | 108 | 49 | 10 | 42 | 14 |
| 16 | XL | 85 | 113 | 49 | 12 | 44 | 16 |
| 18 | XXL | 90 | 118 | 49 | 14 | 46 | 18 |
| 20 | XXXL | 95 | 123 | 50 | 16 | 48 | 20 |
|
Booty Shorts |
|||||||
|
Material: Nylon/Spandex Blend and Polyester/Spandex Blend |
|||||||
|
Gmaxx |
Size |
WAIST |
HIPS |
INSIDE LEG |
US |
EU |
AUS/UK |
|
8 |
XS |
65 |
93 |
3.5 |
4 |
36 |
8 |
|
10 |
S |
70 |
98 |
4 |
6 |
38 |
10 |
|
12 |
M |
75 |
103 |
5 |
8 |
40 |
12 |
|
14 |
L |
80 |
108 |
6 |
10 |
42 |
14 |
|
16 |
XL |
85 |
113 |
7 |
12 |
44 |
16 |
|
Bike Shorts (Mid Thigh) |
|||||||
|
Material: Nylon/Spandex Blend and Polyester/Spandex Blend |
|||||||
|
Gmaxx |
Size |
WAIST |
HIPS |
INSIDE LEG |
US |
EU |
AUS/UK |
|
8 |
XS |
65 |
93 |
13 |
4 |
36 |
8 |
|
10 |
S |
70 |
98 |
14 |
6 |
38 |
10 |
|
12 |
M |
75 |
103 |
14.5 |
8 |
40 |
12 |
|
14 |
L |
80 |
108 |
14.5 |
10 |
42 |
14 |
|
16 |
XL |
85 |
113 |
15 |
12 |
44 |
16 |
|
18 |
XXL |
90 |
118 |
16 |
14 |
46 |
18 |
|
20 |
XXXL |
95 |
123 |
16 |
16 |
48 |
20 |
|
Full Length Shorts (Top of Knee)) |
|||||||
|
Material: Nylon/Spandex Blend and Polyester/Spandex Blend |
|||||||
|
Gmaxx |
Size |
WAIST |
HIPS |
INSIDE LEG |
US |
EU |
AUS/UK |
|
8 |
XS |
65 |
93 |
22 |
4 |
36 |
8 |
|
10 |
S |
70 |
98 |
22.5 |
6 |
38 |
10 |
|
12 |
M |
75 |
103 |
3 |
8 |
40 |
12 |
|
14 |
L |
80 |
108 |
4 |
10 |
42 |
14 |
|
16 |
XL |
85 |
113 |
25 |
12 |
44 |
16 |
|
18 |
XXL |
90 |
118 |
25.5 |
14 |
46 |
18 |
|
20 |
XXXL |
95 |
123 |
26 |
16 |
48 |
20 |
|
Sports Bras/Tops |
||||||
|
Material: 83% Micro Polyester & 17% Spandex Interlock. |
||||||
|
Gmaxx |
Size |
UNDER BUST |
BUST POINT |
US |
EU |
AUS/UK |
|
8 |
XS |
68 |
85 |
4 |
36 |
8 |
|
10 |
S |
73 |
90 |
6 |
38 |
10 |
|
12 |
M |
78 |
95 |
8 |
40 |
12 |
|
14 |
L |
83 |
100 |
10 |
42 |
14 |
|
16 |
XL |
88 |
105 |
12 |
44 |
16 |
|
18 |
XXL |
93 |
110 |
14 |
46 |
18 |
|
20 |
XXL |
98 |
115 |
16 |
48 |
20 |
Unisex Training Shorts.
|
Size |
XS |
S |
M |
L |
XL |
2XL |
3XL |
|
Waist (cm) |
65 - 73 |
73 - 81 |
81 - 89 |
89 - 97 |
97 - 109 |
109 - 121 |
121 - 133 |

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