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STOPFLAK - Bicycle mudguard flap

STOPFLAK - Bicycle mudguard flap

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💦 STOPFLAK - Front Anti-Splash Mud Flap

Stop splashing water from soaking your feet | 30-second installation


The Invisible Problem... Until It Rains

Do you know this frustrating situation?

  • 🌧️ You ride in the rain with your FULAP
  • 💧 Upper body perfectly dry thanks to your poncho
  • 👟 But your feet and calves are SOAKED by the projections of the front wheel!
  • 😤 The water is up to your knees, your shoes are soaked

The culprit? Your front wheel, which throws liters of water upwards with each turn!

The solution forgotten by 90% of cyclists: A simple , effective mudguard .


🎯 STOPFLAK: The Mud Flap That Changes Everything

The Secret Weapon of Smart Cyclists

STOPFLAK is THE anti-spray mud flap designed specifically for demanding urban cyclists who refuse to arrive with wet feet.

3 Features That Make the Difference:

Incredible efficiency : Blocks 95% of water splashes
Express installation : 30 seconds flat, ultra-strong 3M VHB adhesive
Practical flexibility : Goes down sidewalks without catching or deforming


🛡️ Maximum Protection for Feet & Calves

How STOPFLAK Protects Your Feet

The Mechanism:

  • 🚴 The front wheel spins at high speed in water/puddles
  • 💧 Without a splash guard: the water is projected upwards by centrifugation
  • ⬆️ Water jet that rises up to 1 meter high!
  • 🦶 Direct impact on feet, calves, knees, crotch

With STOPFLAK:

  • 🛡️ The mud flap intercepts water as soon as it exits the mudguard
  • ⬇️ Water is redirected to the ground immediately
  • 👟 Your feet stay dry even after 20 km in the rain
  • 😊 Comfort preserved throughout the journey

Extended Protection Zone

STOPFLAK protects:

  • ✅ Feet (shoes completely spared)
  • ✅ Ankles and calves (complementary to SAVATSECH)
  • ✅ Knees (with FULAP = total waterproofing)
  • ✅ Crotch (prevents rising infiltrations)

Ultra-Simple & Permanent Installation

3 Steps, 30 Seconds Flat

You're NOT a DIYer? No problem!

Instructions for use:

  1. Clean the inside of your front fender (wipe provided)
  2. Stick STOPFLAK with the ultra-strong 3M VHB adhesive
  3. Press firmly for 10 seconds
  4. It's over! Final membership in 24 hours

No tools required:

  • ❌ No screws to drill
  • ❌ No holes in the fender
  • ❌ No wheel removal
  • ✅ Just stick and roll!

3M VHB Adhesive: The Industrial Reference

Why 3M VHB?

  • 🏭 Used in the aeronautics and automotive industries
  • 💪 Tensile strength: 10+ kg
  • 🌡️ Holds from -40°C to +90°C
  • 💧 100% waterproof, never peels off
  • ⏱️ Durability 5+ years without loss of adhesion

Result: STOPFLAK stays in place for years , in all weather and conditions!


🏙️ Flexibility Adapted to Urban Living

Designed for the City, Tested in Real Conditions

The Problem with Classic Rigid Mudflaps:

  • ❌ Break at the first impact with the sidewalk
  • ❌ Hook on the edges
  • ❌ Make noise every time you go down
  • ❌ Hinders tight maneuvers

STOPFLAK in Soft Tarpaulin Material:

  • Go down sidewalks without problem : bends on contact
  • Shock resistant : bounces back, never breaks
  • Quiet : no unpleasant clicking noise
  • Smooth urban maneuvers : never gets in the way

Perfect for:

  • 🚦 Daily sidewalk ascents/descents
  • 🅿️ Tight parking in the city
  • 🚧 Navigation of construction/paving areas
  • 🏃 Pedestrian/obstacle avoidance maneuvers

🌟 Nighttime Visibility & Safety

3M ScotchLite Reflective Edges

Built-in safety innovation: The edges of STOPFLAK are equipped with high-performance 3M reflective strips !

Visibility benefits:

  • 🌙 Visible at 150 meters by car headlights
  • 🔦 360° reflection : visible from the side and the front
  • 🚦 Ideal height : at the level of car headlights
  • ⚠️ Dynamic movement : spinning wheel = eye-catching

Passive safety bonus: Even during the day, the mud flap improves your visual presence on the road (additional moving element).

Perfect complement to:

  • FULAP (upper body reflective bands)
  • SAVATSECH (reflective calf bands)
  • FESNET (reflective strip under the saddle)

= Complete 360° visibility of the cyclist!


♻️ Eco-Friendly & Sustainable Material

Recyclable PVC Tarpaulin

Material characteristics:

  • ♻️ 100% recyclable PVC : circular economy
  • 💪 Ultra-resistant : withstands abrasion, UV, bad weather
  • 💧 Absolutely waterproof : total water barrier
  • 🧊 Frost/heat resistant : from -30°C to +60°C
  • ⏱️ 5+ year lifespan : sustainable investment

Featherweight: Only 30 grams !

  • Zero impact on the total weight of the bike
  • No feeling while driving
  • Maximum efficiency, minimum footprint

SPAD City Approach

Product philosophy:

  • Sustainable materials preferred
  • Designed for maximum longevity
  • End of life: easy recycling
  • Minimal packaging (reusable pouch)

🚴 Universal Mudguard Compatibility

Fits 95% of Front Fenders

Compatible with:

Metal Mudguards: ✅ Classic steel (vintage/Dutch bikes)
✅ Aluminum (modern urban bikes)
✅ Stainless steel (high-end bikes)

Plastic Mudguard: ✅ Rigid polypropylene (VAE)
✅ Soft plastic (budget bikes)
✅ Carbon composites (premium bikes)

Types of Bikes Tested: ✅ Classic city bikes
✅ VAE (Electrically Assisted Bicycles)
✅ Cargo and longtail bikes
✅ Folding bikes (Brompton, Dahon, etc.)
✅ Dutch/Danish bikes
✅ VTC and touring bikes

STOPFLAK dimensions: 25 x 12 cm

  • Suitable width mudguard 35-65 mm
  • Optimal length for maximum efficiency
  • Thickness 0.3 mm: discreet and aerodynamic

💡 Essential complement to FULAP & SAVATSECH

The Golden Triangle of Bicycle Rain Protection

Complete City SPAD Ecosystem:

Product Protected Area Use Result
FULAP Head → Knees Rain cape Dry body
STOPFLAK Feet/Calves Front projection blocker Dry feet
SAVATSECH Feet → Calves Shoe covers Waterproofing feet

Optimal Combination:

  • FULAP alone : ​​80% protection (short journeys < 5 km)
  • FULAP + STOPFLAK : 95% protection (average journeys 5-15 km)
  • FULAP + STOPFLAK + SAVATSECH : 100% protection (long journeys, heavy rain)

Synergy of Efficiency

How they work together:

  1. FULAP protects the upper body + thighs from direct rain
  2. STOPFLAK blocks water spray from the front wheel
  3. SAVATSECH completes the waterproofing of feet/calves

Result: You arrive 100% DRY even after 20 km in pouring rain!


🏔️ Tested in Extreme Alpine Conditions

Designed, Tested & Crashed in Grenoble

Our teams test STOPFLAK in the most difficult conditions:

Alpine descents in the rain : 50+ km/h, water thrown violently
Flooded roads : passages of deep puddles (5-10 cm)
Gravel/muddy paths : thick mud projections
Intensive daily use : 10,000+ km per year
Extreme temperatures : -15°C alpine winter to +40°C urban summer
Repeated impacts : sidewalks, potholes, curbs

Result: An ultra-reliable mud flap that holds up through years of intensive use!


💰 Micro-Price, Macro-Impact Comfort

The Best Value for Money/Efficiency

Cost/Benefit Analysis:

Without STOPFLAK:

  • 💧 Soaked feet 50+ times/year (if you cycle daily)
  • 😤 Discomfort for 30-60 min (shoe drying time)
  • 👞 Premature wear of shoes (repeated humidity)
  • 🤧 Health risk (repeated wet feet)

With STOPFLAK (XX€):

  • 😊 Immediate and permanent comfort
  • 👟 Preserved shoes (lifespan +50%)
  • 💪 Protected health (always dry feet)
  • ⏱️ Time saved (no need to dry/change socks)

ROI from the first uses!

Market Comparison:

  • Discount plastic mud flaps: €5-10 (break in 2 months)
  • Premium metal mud flaps: €25-40 (rigid, noisy)
  • STOPFLAK : €XX (flexible, silent, durable 5+ years)

Best comfort/€ investment for urban cyclists!


🛠️ Professional Installation Recommended

Pro Tips for Perfect Pose

Surface Preparation (Important!):

  1. Degrease the inside of the mudguard (70° alcohol or degreasing wipe)
  2. Dry completely (paper towel)
  3. Temperature : Ideally 15-25°C for optimal adhesion

Optimal Positioning:

  • Centered on the width of the fender
  • Low end : 1-2 cm from the ground when the bike is stationary
  • Tilt : slightly backward (deflects water to the ground)

Adhesive Activation:

  • Press firmly for 30 seconds
  • Leave to stand for 24 hours before intensive use.
  • Maximum adhesion reached after 72 hours

Video Tutorial: Available on our website for guaranteed error-free installation!

🚀 The Little Accessory that Makes ALL the Difference

With STOPFLAK, enjoy:

  • 💧 Feet always dry - Even after puddles and pouring rain
  • 30-second installation - As easy as sticking a sticker
  • 🏙️ Urban flexibility - Walk down sidewalks without bumps
  • 💰 Minimal investment - For maximum daily comfort
  • ⏱️ Durability 5+ years - Indestructible 3M VHB industrial adhesive

The forgotten accessory that transforms your cycling experience in the rain!


🎁 Recommended Packs

Essential Rain Pack

FULAP + STOPFLAK

  • Upper body + feet protection
  • Perfect for daily urban commutes
  • Savings on the whole

Total Protection Pack

FULAP + STOPFLAK + SAVATSECH

  • Complete head-to-toe waterproofing
  • For demanding cyclists and long journeys
  • The MUST for year-round bike commuters

Complete Family Pack

2x FULAP + 1x FULAP Jr + 2x STOPFLAK + 2x SAVATSECH + 1x FESNET

  • The whole family equipped against the rain
  • Maximum savings on complete equipment
  • No more weather excuses for cycling!

💦 Urban cyclists, don't let projections ruin your journeys - Adopt STOPFLAK!

The 30g accessory that changes EVERYTHING in the rain! 🚴💧

View full details
  • Bavette stopflak noire

    Easy to install

    Easily attaches to your mudguard using a strong adhesive (3M VHB).

  • Efficiency

    Protects feet from wheel spray.

  • Soft material

    Flexible so it doesn't catch when going down curbs.

Questions

Why use STOPFLAK?

STOPFLAK stops water from splashing from the front wheel of your bike when the ground is wet, even when riding through large puddles. It's this small detail that makes all the difference when it rains heavily.

How to install STOPFLAK?

STOPFLAK adheres easily to the inside of the clean and degreased mudguard using the supplied 3M VHB adhesive.

Is STOPFLAK really necessary if I already have a mudguard?

Yes! The mudguard protects your bike, but it doesn't go low enough to properly protect your feet (otherwise it would break when going down curbs). The STOPFLAK mudflap blocks these direct splashes towards the feet.

Does the 3M adhesive really resist water/frost/heat?

Absolutely! 3M VHB adhesive is used in aeronautics. Once properly applied, it never peels off, regardless of weather conditions.