WARNING: California’s Proposition 65
Proposition 65 Warning for California Consumers
RST S-1 D3O 1-Piece Men's Street Race Suits
The S1 D3O Leather Suit delivers incredible value as a performance-packed entry point into the race market. Now upgraded with D3O Level 1 armor throughout, the suit is CE AAA Certified and race-day ready. Its sport-focused design includes TPU shoulder cups, knee sliders, and ergonomic stretch paneling, offering protection, flexibility, and aggressive style in equal measure.
Built from durable AST+ outer material, the S1 features an understated cut that transitions seamlessly from the track to the street. It's lightweight, breathable, and comfortable on or off the bike, perfect for new riders stepping into full-leather performance.
New or Brand New - Brand new item in original packaging (original manufacturer's warranty may apply).
Refurbished - Professionally restored and in perfect working condition. Original packaging may be missing or slightly damaged.
Used - Item has seen limited use but remains in good working condition. May show some limited signs of wear with small scratches or cosmetic blemishes. May arrive with damaged packaging or be repackaged.
Refurbished, Without Tags - Same as refurbished. Item may arrive with mising labels or tags.
Refurbished, Last Call - Same as refurbished. Last call or closeout item.
Chest: Measure around the fullest part of your chest, under the arms. Measurements in cm.
| Chest (cm) | UK | EU | INTL |
|---|---|---|---|
| 93-97 | 38 | 48 | XS |
| 97-102 | 40 | 50 | S |
| 102-107 | 42 | 52 | M |
| 107-114 | 44 | 54 | L |
| 114-121 | 46 | 56 | XL |
| 121-128 | 48 | 58 | 2XL |
| 128-134 | 50 | 60 | 3XL |
| 134-140 | 52 | 62 | 4XL |
| 140-146 | 54 | 64 | 5XL |
| 146-152 | 56 | 66 | 6XL |
| 152-158 | 58 | 68 | 7XL |
| 158-164 | 60 | 70 | 8XL |
Measure your waist where you normally wear your belt. Measurements in cm.
| Waist (cm) | UK | EU | INTL |
|---|---|---|---|
| 76-81 | 28 | 38 | XS |
| 81-86 | 30 | 40 | S |
| 86-91 | 32 | 42 | M |
| 91-97 | 34 | 44 | L |
| 97-102 | 36 | 46 | XL |
| 102-107 | 38 | 48 | 2XL |
| 107-112 | 40 | 50 | 3XL |
| 112-117 | 42 | 52 | 4XL |
| 117-122 | 44 | 54 | 5XL |
| 122-127 | 46 | 56 | 6XL |
| 127-132 | 48 | 58 | 7XL |
| 132-137 | 50 | 60 | 8XL |
Short leg: under 31 in; regular: 31–33 in; long: over 33 in.
Width: Measure around the knuckles of your dominant hand with a loose fist. Length: From middle fingertip to the wrist crease. Measurements in cm.
| Size | Width (cm) | Length (cm) |
|---|---|---|
| 7-XS | 8.5 | 20.2 |
| 8-S | 9 | 21.6 |
| 9-M | 9.5 | 22.4 |
| 10-L | 10 | 23.2 |
| 11-XL | 10.5 | 24 |
| 12-XXL | 11 | 24.8 |
RST footwear size conversion.
| UK | EU | USA |
|---|---|---|
| 3 | 36 | 4 |
| 4 | 37 | 5 |
| 5 | 38 | 6 |
| 5.5 | 39 | 6.5 |
| 6 | 40 | 7 |
| 7 | 41 | 8 |
| 8 | 42 | 9 |
| 9 | 43 | 10 |
| 10 | 44 | 11 |
| 10.5 | 45 | 11.5 |
| 11 | 46 | 12 |
| 12 | 47 | 13 |
| 13 | 48 | 14 |
Measure bust, waist and hips at their fullest or usual measuring points. Measurements in cm.
| INTL | UK | EU | Bust (cm) | Waist (cm) | Hip (cm) |
|---|---|---|---|---|---|
| XS | 8 | 36 | 89-92 | 70-74 | 95-99 |
| S | 10 | 38 | 93-96 | 75-79 | 100-104 |
| M | 12 | 40 | 97-101 | 80-84 | 105-109 |
| L | 14 | 42 | 102-106 | 85-90 | 110-115 |
| XL | 16 | 44 | 107-112 | 91-96 | 116-121 |
| 2XL | 18 | 46 | 113-118 | 97-102 | 122-127 |
| 3XL | 20 | 48 | 119-124 | 103-108 | 128-133 |
| 4XL | 22 | 50 | 125-130 | 109-114 | 134-139 |
Measure your waist where you normally wear your belt. Measurements in cm.
| INTL | UK | EU | Waist (cm) |
|---|---|---|---|
| XS | 8 | 36 | 70-74 |
| S | 10 | 38 | 75-79 |
| M | 12 | 40 | 80-84 |
| L | 14 | 42 | 85-90 |
| XL | 16 | 44 | 91-96 |
| 2XL | 18 | 46 | 97-102 |
| 3XL | 20 | 48 | 103-108 |
| 4XL | 22 | 50 | 109-114 |
Short leg: under 30 in / 76 cm; regular: over 30 in / 76 cm.
Width: Measure around the knuckles of your dominant hand with a loose fist. Length: From middle fingertip to the wrist crease. Measurements in cm.
| Size | Width (cm) | Length (cm) |
|---|---|---|
| 6-XS | 18 | 17.4 |
| 7-S | 19.2 | 18.1 |
| 8-M | 20.4 | 18.8 |
| 9-L | 21.6 | 19.5 |
RST footwear size conversion.
| UK | EU | USA |
|---|---|---|
| 3 | 36 | 4 |
| 4 | 37 | 5 |
| 5 | 38 | 6 |
| 5.5 | 39 | 6.5 |
| 6 | 40 | 7 |
| 7 | 41 | 8 |
| 8 | 42 | 9 |
| 9 | 43 | 10 |
| 10 | 44 | 11 |
| 10.5 | 45 | 11.5 |
| 11 | 46 | 12 |
| 12 | 47 | 13 |
| 13 | 48 | 14 |
* Sizing charts are provided by the manufacturer and do not guarantee a perfect fit.
