tri suit
Worth a lookShows demand growing +182.4% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Growth
Incredible+182.4%90-day search growth — must beat 0% to launch
Avg price
Incredible£34.50avg listing price — sweet spot $15–$100
Review moat
Great196.8avg incumbent reviews — the moat a new listing must climb
Competition
Great29%top-5 click share — an open shelf
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Returns
Great1.9%return rate — above 5% kills the launch gate
Brand share
Good62%top-5 brand share — brands hold most of the demand
Price range
Good£4.64–£129.12cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Good5.4%search→purchase rate — share of searches ending in a sale
Market size
Okay£143K£143K/yr · 77K searches
According to Flapen's Amazon United Kingdom niche tracking, tri suit is a £143K/yr Amazon United Kingdom market (77K searches/yr). The top 5 brands hold 62% of demand. Demand peaks in May–Jun–Jul–Aug–Sep. Verdict: Worth a look — 74/100.
Data updated Jul 23, 2026 · scored weekly · How we score niches
tri suit market data
- Units sold / yr
- 4K–5K
- avg 0–100/product
- Revenue / yr
- £138K–£173K
- units × avg price
- Conversion rate
- 5.4%
- Avg BSR
- #1,051
- Page quality
- 0%
- Prime
- 86%
- Sponsored
- 87%
- Out of stock
- 4.0%
- Avg brand age
- 51 months
- Avg seller age
- 187 days
Competition & brand share
Clicks spread well past the top 5 (29% combined) — an open shelf where new products get seen.Brands
19 rising
Sellers
31
Top-5 brand share
62%
Top 20: 100%
Top-5 click share
29%
Top 20: 62%
Open market
32%
- ZONE322%
- RunBreeze12%
- FDX11%
- Sikma9%
- Wulibike7%
- CGLRybO7%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +182.4% search growth over the last 90 days.Peak months: May, Jun, Jul, Aug, Sep · busiest ÷ quietest = 4.8×
Top tri suit search terms
- triathlon race belt13K/yr
- tri suit mens14K/yr
- triathlon suit mens12K/yr
- race belt8K/yr
- tri suit10K/yr
- race belt triathlon6K/yr
- trisuit7K/yr
- tri belt4K/yr
- triathlon suit4K/yr
Top tri suit products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
ZONE3 Ultimate Race Number Belt
ZONE3£6.284.5★471 rev
RunBreeze Tri Suit Mens Triathlon Suit for Men Breathable Quick Drying Trisuit Rear Pockets Triathlon Suit Mens for Cycling Swimming Running
RunBreeze£31.784.1★296 rev
WHIPPY Triathlon Start Number Band 6 Gel Holders Running Belt Triathlon Race Belt Adjustable Running Race Number Belts for Jogging Marathon Cycling Black 31.49
WHIPPY£5.573.6★12 rev
ZONE3 Mens Activate + Tropical Palm Short Sleeve Full Zip Trisuit
ZONE3£20.474.7★4 rev
Sikma Mens Half Sleeve Trisuit Breathable Mesh Triathlon Padded Suit with Hi Viz Reflection and Power Band Leg Grippers Trisuit (Black X-Large)
Sikma£30.465.0★4 rev
Newest
by launch date
MY KILOMETRE Mens Trisuit Short Sleeve Triathlon Suit for Swimming Cycling Running Quick Dry One Piece Tri Suit with Front Zip & Back Pocket UPF50+
MY KILOMETRE£51.6320 rev
CGLRybO Mens One-Piece Short Sleeve Triathlon Suit - Skin-Tight Ideal for Running Cycling Swimming - Best for Ironman Racing
CGLRybO£26.5960 rev
SLS3 Triathlon Suit Mens Elite Aero Trisuit Men - Tri Suit Triathlon - Full Zip Aero Sleeves Internal and Rear Pockets (Osaka White Large)
SLS3£114.3464 rev
Sikma Mens Half Sleeve Trisuit Breathable Mesh Triathlon Padded Suit with Hi Viz Reflection and Power Band Leg Grippers Trisuit (Black X-Large)
Sikma£30.464 rev
WHIPPY Triathlon Start Number Band 6 Gel Holders Running Belt Triathlon Race Belt Adjustable Running Race Number Belts for Jogging Marathon Cycling Black 31.49
WHIPPY£5.5712 rev
Trending
90-day click momentumSLS3 Triathlon Suit Mens Elite Aero Trisuit Men - Tri Suit Triathlon - Full Zip Aero Sleeves Internal and Rear Pockets (Osaka White Large)
SLS3£114.344.5★
Wulibike Mens Short Sleeve Triathlon Suit - Breathable and Quick Drying Tri Suit for Cycling Blue XL
Wulibike£48.381.0★
RJ-Sport Race Number Belt - Triathlon Race Belt Bib Holder with 6 Energy Gel Loops for Triathalon Marathon Running and Cycling 03 Navy One Size
RJ-Sport£7.554.6★
CGLRybO Mens One-Piece Short Sleeve Triathlon Suit - Skin-Tight Ideal for Running Cycling Swimming - Best for Ironman Racing
CGLRybO£26.594.3★
FDX Men Triathlon Tri Suit Padded Compression Running Swimming Sublimation Cycling Skinsuit(Blue L)
FDX£29.724.4★
What buyers say about tri suit
What buyers praise and complain about, mined from review topics.What buyers love
“Good quality”
“Excellent tri-suit for the price”
“Good fit”
“Very comfortable”
“Good race belt with useful features”
“Excellent running belt fits good with phone in a case”
“it was easy to put on and adjust before heading out”
“Nice material and comfortable to wear”
“The belt is fully adjustable”
“The belt is stretchy all the way around”
What buyers complain about
“Size guide is way off”
“Zip broke”
“Bad Stitching”
“Poor quality”
“Unfortunately the strap for adjusting only moves a few centimeters until it is stuck at one of the gel loops”
“Not for regular use”
“the grip tape used on the inside of thigh area started to peal away”
“Not for regular use”
“Was way too expensive for that to happen”
Top return reasons
Common questions
- Is tri suit profitable to sell on Amazon United Kingdom?
- The niche generates £143K/yr across 70 tracked products. 1 of 10 products launched in the last 360 days are still selling. 90-day search growth is +182.4%. Flapen's verdict: Worth a look (74/100).
- How competitive is the tri suit niche?
- 19 brands and 31 sellers compete. The top 5 products take 29% of clicks and top 5 brands hold 62% of demand.
- What do buyers complain about in tri suit?
- Top complaints mined from reviews: Size-Overall, Zipper Quality, Stitch/Finish/Polish. The return rate is 1.9%.
- When does demand for tri suit peak?
- Demand peaks in May–Jun–Jul–Aug–Sep; the busiest month runs 4.8× the quietest.
- What does it cost to enter the tri suit niche?
- Listings span £4.64–£129.12; the average listing price is £34.50 (sweet spot $15–$100). The average incumbent carries 197 reviews — the moat a new listing must climb.