Helmets

Gloves

Helmets

Apparel





Men's Jackets and Tops
| SIZE | UK/US | EU/IT | MEASUREMENTS - CM | SIZE MEASURING GUIDE |
|---|---|---|---|---|
| XS | 34 | 44 |
Chest - 90 Waist - 78.5 Hip - 91 Overarm - 82.5 |
HOW TO MEASURE
1. CHESTadd
2. WAISTadd
3. HIPadd
4. OVERARMadd
|
| S | 36 - 38 | 46 - 48 |
Chest - 94 - 98 Waist - 82.5 - 86.5 Hip - 95 - 99 Overarm - 84 - 85.5 |
|
| M | 38 - 40 | 48 - 50 |
Chest - 98 - 102 Waist - 86.5 - 90.5 Hip - 99 - 103 Overarm - 85.5 - 87 |
|
| L | 40 - 42 | 50 - 52 |
Chest - 102 - 106 Waist - 90.5 - 94.5 Hip - 103 - 107 Overarm - 87 - 88.5 |
|
| XL | 42 - 44 | 52 - 54 |
Chest - 106 - 110 Waist - 94.5 - 98.5 Hip - 107 - 111 Overarm - 88.5 - 90 |
|
| XXL | 44 - 46 | 54 - 56 |
Chest - 110 - 114 Waist - 98.5 - 102.5 Hip - 111 - 115 Overarm - 90 - 91.5 |
|
| 3XL | 46 - 48 | 56 - 58 |
Chest - 114 - 118 Waist - 102.5 - 106.5 Hip - 115 - 119 Overarm - 91.5 - 93 |
|
| 4XL | 48 | 58 |
Chest - 118 Waist - 106.5 Hip - 119 Overarm - 93 |
|
| 5XL | 50 | 60 |
Chest - 122 Waist - 110.5 Hip - 123 Overarm - 94.5 |
| SIZE | UK | US | EU/IT | MEASUREMENTS - CM | SIZE MEASURING GUIDE |
|---|---|---|---|---|---|
| XXS | 4 - 6 | 2 - 4 | 36 - 38 |
Chest - 78 - 82 Waist - 60 - 64 Hip - 86 - 90 Overarm - 75 - 76.5 |
HOW TO MEASURE
1. CHESTadd
2. WAISTadd
3. HIPadd
4. OVERARMadd
|
| XS | 6 - 8 | 4 - 6 | 38 - 40 |
Chest - 82 - 86 Waist - 64 - 68 Hip - 90 - 94 Overarm - 76.5 78 |
|
| S | 8 - 10 | 6 - 8 | 40 - 42 |
Chest - 86 - 90 Waist - 68 - 72 Hip - 94 - 98 Overarm - 78 - 79.5 |
|
| M | 10 - 12 | 8 - 10 | 42 - 44 |
Chest - 90 - 94 Waist - 72 - 76 Hip - 98 - 102 Overarm - 79.5 - 81 |
|
| L | 12 - 14 | 10 - 12 | 44 - 46 |
Chest - 94 - 98 Waist - 76 - 80 Hip - 102 - 106 Overarm - 81 - 82.5 |
|
| XL | 14 - 16 | 12 - 14 | 46 - 48 |
Chest - 98 - 102 Waist - 80 - 84 Hip - 106 - 110 Overarm - 82.5 - 84 |
|
| XXL | 16 - 18 | 14 - 16 | 48 - 50 |
Chest - 102 - 106 Waist - 84 - 88 Hip - 110 - 114 Overarm - 84 - 85.5 |
| SIZE | LENGTH - CM | SIZE MEASURING GUIDE |
|---|---|---|
| XS | 19.1 |
1. HAND CIRCUMFERENCEremove
With your hand flat wrap a tape measure around your dominant hand at its widest part, excluding the thumb. |
| S | 20.3 | |
| M | 21.6 | |
| L | 22.9 | |
| XL | 24.1 | |
| XXL | 25.4 | |
| 3XL | 26.7 | |
| 4XL | 27.9 | |
| 5XL | 29.2 |
Men's Boots
| UK | US | EU/IT | |
|---|---|---|---|
| 6.5 | 7.5 | 40 | |
| 7 | 8 | 41 | |
| 7.5 | 8.5 | 41.5 | |
| 8 | 9 | 42 | |
| 8.5 | 9.5 | 42.5 | |
| 9 | 10 | 43 | |
| 9.5 | 10.5 | 43.5 | |
| 10 | 11 | 44 | |
| 10.5 | 11.5 | 44.5 | |
| 11 | 12 | 45 | |
| 12 | 13 | 46 |
Men's Trousers and Jeans
| UK - WAIST | SIZE | MEASUREMENTS - CM | INSIDE LEG - CM | SIZE MEASURING GUIDE |
|---|---|---|---|---|
| 28 - 29 | XS |
Trouser Waist - 76.5 - 79 Hip - 89 - 91.5 |
81 86 91 |
HOW TO MEASURE
1. TROUSER WAISTadd
2. HIPadd
3. INSIDE LEGadd
|
| 30 - 31 | S |
Trouser Waist - 81.5 - 84 Hip - 94 - 96.5 |
81 86 91 |
|
| 32 | M |
Trouser Waist - 86.5 Hip - 99 |
81 86 91 |
|
| 33 - 34 | L |
Trouser Waist - 89 - 91.5 Hip - 101.5 - 104 |
81 86 91 |
|
| 35 | XL |
Trouser Waist - 94 Hip - 106.5 |
81 86 91 |
|
| 36 - 37 | XXL |
Trouser Waist - 96.5 - 99 Hip - 109 - 111.5 |
81 86 91 |
|
| 38 | 3XL |
Trouser Waist - 101.5 Hip - 114 |
81 86 91 |

















|
|
European Order Size |
UK Size (approx) |
Chest in cm |
Waist in cm |
Hip in cm |
|||
|
M |
48 |
36 |
94 - |
97 |
82 - |
85 |
95 - |
98 |
|
M |
50 |
38 |
98 - |
101 |
86 - |
89 |
99 - |
102 |
|
L |
52 |
40 |
102 - |
105 |
90 - |
93 |
103 - |
106 |
|
L/XL |
54 |
42 |
106 - |
109 |
94 - |
97 |
107 - |
110 |
|
XL |
56 |
44 |
110 - |
113 |
98 - |
101 |
111 - |
114 |
|
XXL |
58 |
46 |
114 - |
119 |
102 - |
109 |
115 - |
120 |
|
XXXL |
60 |
48 |
120 - |
125 |
110 - |
117 |
121 - |
126 |
|
XXXL |
62 |
50 |
126 - |
131 |
118 - |
125 |
127 - |
132 |
|
4XL |
64 |
52 |
132 - |
137 |
126 - |
133 |
133 - |
138 |
|
|
European Order Size |
UK Size (approx) |
Chest in cm |
Waist in cm |
Hip in cm |
|||
|
L/XL-short |
27 |
42-short |
106 - |
109 |
98 - |
101 |
107 - |
110 |
|
XL-short |
28 |
44-short |
110 - |
113 |
102 - |
105 |
111 - |
114 |
|
XXL-short |
29 |
46-short |
114 - |
119 |
106 - |
109 |
115 - |
118 |
|
|
European Order Size |
UK Size (approx) |
Chest in cm |
Waist in cm |
Hip in cm |
|||
|
M-long |
98 |
36-long |
94 - |
97 |
82 - |
85 |
97 - |
100 |
|
L-long |
102 |
38-long |
98 - |
101 |
86 - |
89 |
101 - |
104 |
|
L/XL-long |
106 |
40-long |
102 - |
105 |
90 - |
93 |
105 - |
108 |
|
XL-long |
110 |
42-long |
106 - |
109 |
94 - |
97 |
109 - |
112 |
|
XXL-long |
114 |
44-long |
110 - |
113 |
98 - |
101 |
113 - |
116 |
Gloves
Measures in mm / variation of +/- 3mm
|
Size |
Opening width |
Middle finger length |
Circumference of hand |
|
T10 |
125 |
88 |
245 |
|
T9 |
115 |
87 |
225 |
|
T8 |
107 |
86 |
205 |
|
T7 |
100 |
85 |
185 |
WOMENS INTERNATIONAL SIZE GUIDE
| XS | S | M | L | XL | XXL | |
AUS |
8 |
10 |
12 |
14 |
16 |
18 |
USA |
4 |
6 |
8 |
10 |
12 |
14 |
UK |
8 |
10 |
12 |
14 |
16 |
18 |
JAPAN |
9 |
11 |
13 |
15 |
17 |
19 |
EUR |
34 |
36 |
38 |
40 |
42 |
44 |

Please allow for a tolerance of +/- 2cm on any size.
| EU Size | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 |
| Waist Circumference | 30" / 76.2cm | 32" / 81.3cm | 34" / 86.4cm | 36" / 91.4cm | 38" / 96.5cm | 40" / 101.6cm | 42" / 106.7cm | 44" / 111.8cm |
| Inseam | 30" / 76.2cm OR 32" / 81.3cm OR 34" / 86.4cm | |||||||
Please allow for a tolerance of +/- 2cm on any size.
| UK Size | 8 | 10 | 12 | 14 | 16 | 18 | ||
| Waist Circumference | 28" / 71cm | 30" / 76.2cm | 32" / 81.3cm | 34" / 86.4cm | 36" / 91.4cm | 38" / 96.5cm | ||
| Inseam | Short (S) / 30" / 76.2cm OR Regular (R) / 32" / 81.3cm OR Long (L) / 34" / 86.4cm | |||||||
Please allow for a tolerance of +/- 2cm on any size.
| UK Size | S | M | L | XL | XXL | XXXL |
| Chest Circumference | 38" / 96.5cm | 40" / 101.6cm | 42" / 106.7cm | 44" / 111.8cm | 46" / 116.8cm | 48" / 121.9cm |
| Sleeve Length | 26.5" / 67.3cm | 27" / 68.6cm | 27.5" / 69.9cm | 28" / 71.2cm | 28.5" / 72.5cm | 29" / 73.8cm |
Shoulders
Stand up straight with arms at sides. On your back, with the help of someone, place tape from the larger point of one of shoulder, until the larger point of the other.
Chest
With arms at sides, place tape measure under your arms and run it around the fullest part of the bustline and across the shoulder blades.
Hips
With feet together, run tape measure around the fullest part of your hips/seat, about 7 to 8 inches below your waistline, where the jacket must end.
| SIZES | Shoulders (A) | Chest (B) | Hips (C) | Back Length (D) |
|---|---|---|---|---|
| S | 49,5 | 57 | 50,5 | 68 |
| M | 50,5 | 59 | 52,5 | 69 |
| L | 51,5 | 61 | 54,5 | 70 |
| XL | 52,5 | 63 | 56,5 | 71 |
| XXL | 53,5 | 65 | 58,5 | 72 |
Don't forget to consider that jackets will be worn over a tee-shirt or sweat/pullover. Measurements may vary up to 5%
Chest
With arms at sides, place tape measure under your arms and run it around the fullest part of the bustline and across the shoulder blades.
Height
The best is to compare with a tee-shirt you use to wear.
Sweat sizing chart (cm/inches)
| Size | Chest | Height |
|---|---|---|
| S | 51cm / 20,08'' | 71cm / 27,95'' |
| M | 54cm / 21,26'' | 73cm / 28,74'' |
| L | 57cm / 22,44'' | 75cm / 29,53'' |
| XL | 60cm / 23,62'' | 77cm / 30,31'' |
Chest
With arms at sides, place tape measure under your arms and run it around the fullest part of the bustline and across the shoulder blades.
Height
The best is to compare with a tee-shirt you use to wear.
Shoulders
Stand up straight with arms at sides. On your back, with the help of someone, place tape from the larger point of one of shoulder, until the larger point of the other.
| SIZES | Shoulders | Height (A) | Chest (B) |
|---|---|---|---|
| S | 44 | 68 | 52 |
| M | 46 | 70 | 54 |
| L | 48 | 72 | 56 |
| XL | 50 | 74 | 58 |
Measurements may vary up to 5%.


Men's Jackets
| SIZE | CHEST | WAIST | HEIGHT |
| XS | 86-90 cm | 74-78 cm | 166-169 cm |
| S | 90-94 cm | 78-82 cm | 169-172 cm |
| M | 94-102 cm | 82-90 cm | 172-178 cm |
| L | 102-110 cm | 90-98 cm | 178-184 cm |
| XL | 110-118 cm | 98-106 cm | 184-188 cm |
| 2XL | 118-122 cm | 106-110 cm | 188-189 cm |
| 3XL | 122-126 cm | 110-114 cm | 189-190 cm |
| 4XL | 126-130 cm | 114-118 cm | 190-191 cm |
| SIZE | CHEST | WAIST | HEIGHT |
| XS | 76-80 cm | 60-64 cm | 160-163 cm |
| S | 80-84 cm | 64-68 cm | 163-166 cm |
| M | 84-92 cm | 68-76 cm | 166-172 cm |
| L | 92-96 cm | 76-80 cm | 172-175 cm |
| XL | 96-104 cm | 80-88 cm | 175-178 cm |
| 2XL | 104-108 cm | 88-92 cm | 178-179 cm |
ByCity Gloves
| SIZE | CIRCUMFERENCE | LENGTH |
| XS | 192 mm | 170 mm |
| S | 200 mm | 178 mm |
| M | 208 mm | 186 mm |
| L | 216 mm | 192 mm |
| XL | 225 mm | 200 mm |
| XXL | 236 mm | 208 mm |





|
G07X Shell Size |
Head Size |
|
Small |
XS (53-54) |
|
S(55-56) |
|
|
M(57-58) |
|
|
Large |
L(59-60) |
|
XL(61-62) |
|
|
XXL(63-64) |
| Size | S | M | L | XL | XXL |
| Chest Size | 34"-36" / 86.4cm-91.4cm | 38"-40" / 96.5cm-101.6cm | 42"-44" / 106.7cm-111.8cm | 46"-48" / 116.8cm-121.9cm | 50"-52" / 127cm-132.1cm |
| Size | S | M | L | XL |
| Dress Size | 10 | 12 | 14 | 16 |
Stylmartin Smith Air Motorcycle Boots
The Stylmartin Smith Air Motorcycle Boots blend urban style with warm-weather riding comfort, making them the ideal choice for riders who want lightweight protection without compromising on everyday wearability. Combining breathable textile construction with premium leather reinforcements and advanced D3O® protection, the Smith Air delivers performance, comfort and versatility both on and off the bike.
Designed for city riding and summer adventures, these CE-certified motorcycle boots feature a unique turn-up collar system that allows riders to adjust the boot height to suit their style and riding needs.
KEY FEATURES
PROTECTION & PERFORMANCE
The Smith Air is built for riders who require protection without the weight and bulk of traditional motorcycle boots. Internal D3O® ankle protectors absorb impact energy while remaining flexible during everyday wear, offering an excellent balance of safety and comfort.
Additional reinforcement at the heel, toe and gear-shift area enhances durability and protection in key contact zones.
FIT & COMFORT
Designed for all-day comfort, the Smith Air features a breathable air mesh lining and ventilated construction that promotes airflow during warm-weather riding. The anatomical anti-shock footbed reduces fatigue while the flexible design makes the boot comfortable both on and off the motorcycle.
MATERIALS
Upper
Lining
Outsole
STYLE & FUNCTION
The Smith Air combines classic trainer-inspired styling with practical motorcycle functionality. Its adjustable fold-over collar allows riders to switch between a low-profile urban look and a more traditional boot silhouette, making it one of the most versatile riding boots in the Stylmartin collection.
WHY CHOOSE THE STYLMARTIN SMITH AIR BOOTS
The Stylmartin Smith Air Motorcycle Boots are perfect for riders seeking lightweight comfort, premium protection and everyday versatility. With breathable construction, D3O® impact protection, CE certification and stylish urban design, they offer the ideal combination of motorcycle safety and casual wearability for warm-weather riding.
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