The Troy Lee Designs Flowline SE helmet sets a new standard for safety and comfort for trail and eMTB riders. With Mips® technology, it protects the brain during rotational impacts, while the fully wrapped in-mold construction ensures maximum durability.
Featuring 14 ventilation holes and an antibacterial liner, it provides excellent ventilation and comfort even during long rides. The Fidlock® magnetic buckle allows for easy one-handed fastening.
This premium helmet, rated five stars for safety by Virginia Tech, is the ideal choice for anyone seeking reliable protection on trails and in the city.
- Maximum protection with Mips® technology
The rotational brain protection system minimizes the risk of injury upon impact. - Excellent ventilation and comfort
14 ventilation holes and an antibacterial liner ensure comfort throughout the day.
- NTA 8776 certification for eMTB
- Fully wrapped in-mold construction
- Fidlock® magnetic buckle
- Dual-density EPS
- 3-way adjustable screwless visor
- Full 360-degree attachment system
- Side strap adjusters
- Extended coverage for extra protection
Specifications:
Platform: Flowline SE
Certification: NTA 8776 (eMTB), Virginia Tech 5 stars
Protection: Mips® series B
Closure: Fidlock® magnetic buckle
Ventilation: 14 ventilation holes
Liner: antibacterial, quick-drying
Sizes:
M/L: 57-59 cm
XL/XXL: 60-63 cm
What started as a hobby for motocross racer Troy Lee, painting helmets for his friends in his parents' garage, has grown to become recognized as the premier helmet painting competition in the world. Troy Lee Designs supplies motocross and mountain bike equipment to the world's fastest racers.
Helmets – head circumference (cm)
These measurements may vary slightly from model to model.
| Model | YOUTH | XS | XS/S | SM | MD | LG | XL | Extra Large / Extra Extra Large | 2X |
| D4 | – | 53–54 | – | 55–56 | 57–58 | 58–59 | 60–61 | – | 62–63 |
| D3 | – | 53 | – | 54–55 | 56–57 | 58–59 | 60–62 | – | 63–65 |
| A3 / Stage | – | – | 53–56 | – | – | – | – | 60–63 | – |
| Flowline / Flowline SE / Grail | 48–53 | – | 53–56 | – | – | – | – | 60–63 | – |
A3 / Stage a Flowline: M/L = 57–59 cm.
Men's jerseys
| Size | SM | MD | LG | XL | XXL |
| Center of the front from the shoulder (cm) | 69,9 | 71,8 | 73,7 | 75,6 | 77,5 |
| Center of the back from the shoulder (cm) | 76,2 | 78,1 | 80,0 | 81,9 | 81,9 |
| Bust measurement (cm) | 50,8 | 54,6 | 58,4 | 62,2 | 67,3 |
| Waist size (cm) | 50,2 | 54,0 | 57,8 | 61,6 | 66,7 |
| Sleeve opening (cm) | 9,5 | 10,2 | 10,8 | 11,4 | 12,1 |
| Length of long sleeve from the center of the neck (cm) | 85,1 | 87,6 | 90,2 | 92,7 | 95,3 |
Men's shorts / pants
| Size | 28 | 30 | 32 | 34 | 36 | 38 | 40 |
| Waist size (cm) | 37,5 | 40,0 | 42,5 | 45,1 | 47,6 | 50,2 | 52,7 |
| Length across the hips (cm) | 48,3 | 50,8 | 53,3 | 55,9 | 58,4 | 61,0 | 63,5 |
| Inseam (cm) | 32,4 | 33,7 | 34,9 | 36,2 | 37,5 | 38,7 | 40,0 |
| Leg opening (cm) | 14,0 | 14,6 | 15,2 | 15,9 | 16,5 | 17,1 | 17,8 |
| Inseam – pants (cm) | 80,0 | 82,6 | 82,6 | 82,6 | 85,1 | 85,1 | 85,1 |
Women's jerseys
| Size | XS | S | M | L | XL |
| Center of the front from the shoulder (cm) | 59,7 | 62,2 | 63,5 | 65,4 | 66,7 |
| Center of the back from the shoulder (cm) | 67,3 | 69,2 | 71,1 | 73,0 | 74,3 |
| Bust measurement (cm) | 40,0 | 43,8 | 47,6 | 51,4 | 55,2 |
| Waist size (cm) | 37,5 | 41,3 | 45,1 | 48,9 | 52,7 |
| Short sleeve length from the center of the neck (cm) | 11,4 | 13,3 | 15,2 | 17,1 | 19,1 |
Women's shorts / pants
| Size | XS | SM | MD | LG | XL |
| Waist size (cm) | 37,5 | 40,0 | 42,5 | 45,1 | 47,6 |
| Length across the hips (cm) | 47,6 | 50,2 | 52,7 | 55,2 | 57,8 |
| Inseam (cm) | 30,5 | 31,8 | 33,0 | 34,3 | 35,6 |
| Leg opening (cm) | 21,6 | 22,9 | 24,1 | 25,4 | 26,7 |
| Inseam – shorts (cm) | 49,5 | 51,4 | 53,3 | 55,2 | 55,2 |
Kids' jerseys
| Size | XS | SM | MD | LG | LX |
| Center of the front from the shoulder (cm) | 49,5 | 52,1 | 54,6 | 57,1 | 59,7 |
| Center of the back from the shoulder (cm) | 54,6 | 57,1 | 59,7 | 62,2 | 64,8 |
| Chest circumference (cm) | 35,6 | 38,1 | 40,6 | 43,2 | 45,7 |
| Waist size (cm) | 35,6 | 38,1 | 40,6 | 43,2 | 45,7 |
| Sleeve opening (cm) | 6,99 | 7,62 | 8,26 | 8,89 | 9,53 |
| Sleeve length (cm) | 61 | 63,5 | 66 | 68,6 | 71,1 |
Kids' shorts / pants
| Size | 28 | 30 | 32 | 34 | 36 | 38 | 40 |
| Waist size (cm) | 74,9 | 80 | 85,1 | 90,2 | 95,3 | 100 | 105 |
| Length across the hips (cm) | 88,9 | 94 | 99,1 | 104 | 109 | 114 | 119 |
| Inseam (cm) | 64,1 | 66,7 | 69,2 | 71,8 | 74,3 | 76,8 | 79,4 |
| Leg opening (cm) | 48,3 | 50,2 | 52,1 | 54,0 | 55,9 | 57,8 | 59,7 |
| Inseam – pants (cm) | 30,5 | 33 | 33 | 33 | 35,6 | 35,6 | 35,6 |
| Outer seam – pants (cm) | 53,7 | 57,1 | 58,4 | 59,4 | 63,2 | 64,5 | 65,4 |
Protective gear – adults
Knees: Measure 10 cm above the center of the knee (thigh) and 15 cm below the center of the knee (calf). Elbows: Measure the circumference of the wrist behind the wrist bone and above the bicep at its narrowest point. Chest: Measure approximately 2.5 cm below the armpit.
| Typ | Rate | XS/SM | M/L | Extra Large / Extra Extra Large |
| Knee | Lower thigh (cm) | 34,5–39,5 | 39,5–44,5 | 44,5–49,5 |
| Calf (cm) | 32–37 | 37–42 | 42–47 | |
| Weight (kg) | 32–63 | 63–82 | 82–100 | |
| Elbow | Wrist (cm) | 15–17,5 | 17,5–20 | 20–22,5 |
| Upper biceps (cm) | 25,5–30,5 | 30,5–35,5 | 35,5–40,5 | |
| Weight (kg) | 32–63 | 63–82 | 82–100 | |
| Thoracic | Chest (cm) | 86–89 (S) | 91–97 (M) / 102–107 (L) | 112–117 (XL) |
Protective gear – children
The same measurement instructions as for adults. Chest: Measure approximately 2.5 cm below the armpit.
| Typ | Rate | YM | YL |
| Knee | Thigh circumference (cm) | 26,5–30,5 | 30,5–34,5 |
| Calf circumference (cm) | 24–28 | 28–32 | |
| Elbow | Wrist (cm) | 15–17,5 | 17,5–20 |
| Upper biceps (cm) | 17,8–22,9 | 22,9–27,9 | |
| Thoracic | Chest (cm) | 66–68.5 (M) | 71–73.5 (L) / 76–81.5 (XL) |
Gloves
| Group | Size | Hand circumference (cm) | Palm length (cm) |
| Men's | XS | 19–20 | 17,7–18,5 |
| S | 20–21 | 18,5–19 | |
| M | 21–21,7 | 19–19,7 | |
| L | 21,7–22,7 | 19,7–20,3 | |
| XL | 22,7–22,5 | 20,3–20,7 | |
| Women's | XS | 16,5–17,5 | 16–17 |
| S | 17,5–18,2 | 17–17,7 | |
| M | 18,2–19 | 17,7–18,3 | |
| L | 19–19,7 | 18,3–19 | |
| Children's | XXS | 13,6 | 15,1 |
| XS | 14,4 | 15,8 | |
| S | 15,2 | 16,5 | |
| M | 16,0 | 17,2 | |
| L | 16,8 | 17,9 | |
| XL | 17,6 | 18,6 |
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