---
title: "I Fix Stuff and Know Things Tshirt for Men — Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/i-fix-stuff-and-know-things-tshirt-for-men"
last_updated: "2026-08-12T21:05:58.523Z"
locale: en
meta:
description: "Amazon product research for i fix stuff and know things tshirt for…: demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for i fix stuff and know things tshirt for…: demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "I Fix Stuff and Know Things Tshirt for Men — Amazon US Product Research"
---
# **I Fix Stuff and Know Things Tshirt for Men**
**Worth a look**
Shows a thin review moat (165 avg reviews), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 10Growth 79Conversion 39Competition 91Returns 82Price range 75Avg price 82Brand share 91Review moat 92Quality gap 21
**Review moat**
**Great****165.03**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Great****24%**
top-5 click share — an open shelf
**Brand share**
**Great****44%**
top-5 brand share — no brand owns this niche
**Returns**
**Great****1.7%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$17.63**
avg listing price — sweet spot $15–$100
**Growth**
**Great****+71.0%**
90-day search growth — must beat 0% to launch
**Price range**
**Great****$9.85–$30.80**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Okay****3.1%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$40K**
$40K/yr · 75K searches
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
## **Is i fix stuff and know things tshirt for men profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, i fix stuff and know things tshirt for men is a $40K/yr Amazon United States market (75K searches/yr). The top 5 brands hold 44% of demand. Demand peaks in Jun–Dec. Verdict: Worth a look — 63/100.
Data updated Jul 11, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **i fix stuff and know things tshirt for men market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **3K–4K**
- avg 0–100/product
- **Revenue / yr**
- **$53K–$71K**
- units × avg price
- **Conversion rate**
- **3.1%**
- **Avg BSR**
- **#16,220**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **87%**
- **Out of stock**
- **5.8%**
- **Avg brand age**
- **24 months**
- **Avg seller age**
- **202 days**
## **Competition: brands, sellers & click share**
Clicks spread well past the top 5 (24% combined) — an open shelf where new products get seen.
**Brands**
**37 **▼falling
**Sellers**
**41**
**Top-5 brand share**
**44%**
Top 20: 86%
**Top-5 click share**
**24%**
Top 20: 56%
**Open market**
**52%**
- TeeUnion13% - RustField Co.13% - FYFTAK7% - CHIARA CONTI115% - Silver Lake T-shirts5% - Popfunk4%
## **i fix stuff and know things tshirt for men demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +71.0% search growth over the last 90 days.
9K7KPrime Day '24Holiday '24Spike '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jun, Dec · busiest ÷ quietest = 8.4×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/i-fix-stuff-and-know-things-tshirt-for-men/trend)
## **Top i fix stuff and know things tshirt for men search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **i fix stuff and i know things**32K/yr+70.6%3.4% conv. - **i fix stuff and i know things shirt**14K/yr+124.9%2.8% conv. - **i fix stuff hat**6K/yr+94.8%3.8% conv. - **i fix stuff and i know things hat**7K/yr+84.7%4.9% conv. - **i fix things and i know stuff**7K/yr+40.5%3.5% conv. - **i fix stuff**5K/yr+46.1%2.5% conv. - **thats what i do... and i know things**3K/yr-85.6%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/i-fix-stuff-and-know-things-tshirt-for-men/search-terms)
## **Top i fix stuff and know things tshirt for men products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%2%$8094%$2K6%$2K8%$3K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Mens I Fix Stuff & I Know Things Baseball Cap for Handymen Gear Heads & Tech Lovers (Khaki)**FYFTAK**$10.76**4.4★74 rev](https://www.amazon.com/dp/B0GTZQZL93) [2**I Fix Stuff and Know Things Tshirt for Men Men Stuff Thats What I Do I Fix Stuff and I Know Things (Black-L)**RustField Co.**$30.30**4.8★18 rev](https://www.amazon.com/dp/B0F8C462PT) [3**Stuff for Men Thats What I Do I Fix Stuff and I Know Things I Fix Stuff and Know Things Tshirt for Men (Black-M)**RustField Co.**$29.82**4.6★19 rev](https://www.amazon.com/dp/B0F8C24G42) [4**Grunt Style I fix Sht - Funny Graphic Tee Work Inspired Blue Collar - Mens Short Sleeve T-Shirt (Black Large)**Grunt Style**$29.89**4.7★275 rev](https://www.amazon.com/dp/B0DSQWNZKG) [5**for Dad Men Embroidered I Fix Stuff and I Know Things Washed Cowboy Hat Retro Adjustable Birthday for Him Grandpa Uncle Brother Husband**HSSQMH**$15.02**4.5★115 rev](https://www.amazon.com/dp/B0F1FZVCX5)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Mens I Fix Stuff & I Know Things Baseball Cap for Handymen Gear Heads & Tech Lovers (Khaki)**FYFTAK**$10.76**74 rev3mo ago](https://www.amazon.com/dp/B0GTZQZL93) [**Writpoty Fathers Day Dad Gifts Gift for Dad Husband Boyfriend - Hat for Fathers Day Birthday Christmas - Thats What I Do I Fix Stuff and I Know Things - Adjustable Baseball Cap**Writpoty**$14.87**30 rev5mo ago](https://www.amazon.com/dp/B0GGDR2892) [**Thats What I Do I Fix Stuff and I Know Things Embroidered Hat for Men Adjustable Vintage Funny Trucker Hats for Dad Grandpa**WYMLDFG**$13.40**40 rev11mo ago](https://www.amazon.com/dp/B0FJ2J4S4H) [**Thats What I Do I Fix Stuff and I Know Things Embroidered Hat for Men Adjustable Washed Funny Trucker Hats for Dad Grandpa**WYMLDFG**$13.48**40 rev11mo ago](https://www.amazon.com/dp/B0FJ2HS1NQ) [**I Fix Stuff And I Know Things American Flag T Shirts Tees for Men and Women Patriotic Handyman Mechanic Gift**I Fixing Stuff And Mechanic**$13.29**17 rev1y ago](https://www.amazon.com/dp/B0FGXKN4KM)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Mens I Fix Stuff & I Know Things Baseball Cap for Handymen Gear Heads & Tech Lovers (Khaki)**FYFTAK**$10.76**4.4★**▲ 53%**](https://www.amazon.com/dp/B0GTZQZL93) [**Grunt Style I fix Sht - Funny Graphic Tee Work Inspired Blue Collar - Mens Short Sleeve T-Shirt (Black Large)**Grunt Style**$29.89**4.7★**▲ 53%**](https://www.amazon.com/dp/B0DSQWNZKG) [**Thats What I Do I Fix Things T-Shirt for Men - Fix Stuff & Know Things (Black-L)**CHIARA CONTI11**$29.80**4.5★**▲ 51%**](https://www.amazon.com/dp/B0C2PDPLK2) [**Mens Funny I fix Stuff T-Shirt Mechanic Engineer Garage Tee Shirt (Small Military Green)**Silver Lake T-shirts**$17.19**4.7★**▲ 50%**](https://www.amazon.com/dp/B0BG69RTL4) [**Writpoty Fathers Day Dad Gifts Gift for Dad Husband Boyfriend - Hat for Fathers Day Birthday Christmas - Thats What I Do I Fix Stuff and I Know Things - Adjustable Baseball Cap**Writpoty**$14.87**4.6★**▲ 48%**](https://www.amazon.com/dp/B0GGDR2892)
**~~View all trending →~~**
## **What reviews say buyers love and hate about i fix stuff and know things tshirt for men**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**19%
*“Excellent quality shirt”*
**Size-Overall**15%
*“Fits all”*
**Gifting Purpose**12%
*“Good gift”*
**Value For Money**6%
*“Worth the money”*
**Material Quality**5%
*“Good quality material”*
**Comfort-Overall**5%
*“is comfortable to wear”*
**Advertised Vs Actual Product**4%
*“As described”*
**Color**3%
*“The colors are vibrant”*
**Adjustability/Rotatability/Reclining**3%
*“Easy to adjust”*
**Design-Overall**2%
*“Cute design”*
### **What buyers complain about **
**Size-Overall**18%
*“Runs small”*
**Quality-Overall**8%
*“Poor Quality”*
**Wrinkles**4%
*“wrinkled when it arrived”*
**Shape/Style**4%
*“its definitely not my style”*
**Thickness**3%
*“Its a bit thin”*
**Flatness**2%
*“the top flatten out”*
**Print Quality**2%
*“Printing is very poor”*
**Smell**2%
*“the delivery package smelled like Cheech”*
**Shrinkage Resistance**2%
*“Shrinks”*
**Defective Material/Parts**2%
*“Need a replacement”*
### **Top return reasons **
**Size-Overall**55%
**Quality-Overall**7%
**Length**5%
**Advertised Vs Actual Product**5%
**Shape/Style**4%
**Material Quality**3%
**Color**3%
**Stitch/Finish/Polish**2%
**Print Quality**2%
**Strength**2%
## **Common i fix stuff and know things tshirt for men questions**
- **Is i fix stuff and know things tshirt for men profitable to sell on Amazon United States?**
- The niche generates $40K/yr across 77 tracked products. 5 of 26 products launched in the last 360 days are still selling. 90-day search growth is +71.0%. Flapen's verdict: Worth a look (63/100).
- **How competitive is the i fix stuff and know things tshirt for men niche?**
- 37 brands and 41 sellers compete. The top 5 products take 24% of clicks and top 5 brands hold 44% of demand.
- **What do buyers complain about in i fix stuff and know things tshirt for men?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Wrinkles. The return rate is 1.7%.
- **When does demand for i fix stuff and know things tshirt for men peak?**
- Demand peaks in Jun–Dec; the busiest month runs 8.4× the quietest.
- **What does it cost to enter the i fix stuff and know things tshirt for men niche?**
- Listings span $9.85–$30.80; the average listing price is $17.63 (sweet spot $15–$100). The average incumbent carries 165 reviews — the moat a new listing must climb.
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