---
title: "Sage Knock Box — £90K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/home-garden/sage-knock-box"
last_updated: "2026-08-01T02:18:22.121Z"
locale: en
meta:
description: "Niche score 40/100 · £90K/yr market · 28K searches/yr · £23.35 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 40/100 · £90K/yr market · 28K searches/yr · £23.35 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Sage Knock Box — £90K/yr Amazon UK Niche (2026) - Flapen"
---
# **sage knock box**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 22Growth 17Conversion 96Competition 7Returns 84Price range 85Avg price 95Brand share 0Review moat 78Quality gap 27
**Conversion**
**Incredible****13.9%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Incredible****£23.35**
avg listing price — sweet spot $15–$100
**Price range**
**Great****£12.42–£32.17**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Returns**
**Great****1.5%**
return rate — above 5% kills the launch gate
**Review moat**
**Great****448.38**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****£90K**
£90K/yr · 28K searches
**Growth**
**Bad****-17.0%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****92%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, sage knock box is a £90K/yr Amazon United Kingdom market (28K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Nov–Dec. Verdict: Skip it — 40/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **sage knock box market data**
- **Units sold / yr**
- **2K–3K**
- avg 250–500/product
- **Revenue / yr**
- **£47K–£58K**
- units × avg price
- **Conversion rate**
- **13.9%**
- **Avg BSR**
- **#100**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **13%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **22 months**
- **Avg seller age**
- **215 days**
## **Competition & brand share**
The top 5 products capture 92% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **▲rising
**Sellers**
**14**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**92%**
Top 20: 100%
**Open market**
**0%**
- Sage91% - De'Longhi3% - Ailelan3% - CAFEMASY3%
## **Demand & seasonality**
Weekly Amazon search volume, last 83 weeks — -17.0% search growth over the last 90 days.
2K1KSpike '25Prime Day '25Holiday '25Spike '26 seasonJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJul
Peak months: Jan, Nov, Dec · busiest ÷ quietest = 4.3×
[**Open Trend **](https://flapen.com/research/uk/home-garden/sage-knock-box/trend)
## **Top sage knock box search terms**
- **sage knock box**18K/yr-17.7%8.6% conv. - **sage knock box 10**3K/yr-22.1%12.6% conv. - **coffee knock box sage**3K/yr+13.0%8.8% conv. - **sage coffee knock box**3K/yr-28.0%7.4% conv. [**All search terms **](https://flapen.com/research/uk/home-garden/sage-knock-box/search-terms)
## **Top sage knock box 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.
0%15%£13K30%£27K45%£40K60%£54K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 8 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Sage - the Knock Box 10 - for Easy & Mess-Free Disposal of Coffee Pucks - Stores up to 10 Espresso Pucks Brushed Stainless Steel**Sage**£24.87**4.6★511 rev](https://www.amazon.co.uk/dp/B0CYHDKV6R) [2**Sage - the Knock Box 10 - for Easy & Mess-Free Disposal of Coffee Pucks - Stores up to 10 Espresso Pucks Black Truffle**Sage**£24.90**4.6★133 rev](https://www.amazon.co.uk/dp/B0CYHG27PH) [3**Sage Knock Box 20 Espresso Coffee Knock Box Brushed Stainless Steel**Sage**£31.78**4.4★130 rev](https://www.amazon.co.uk/dp/B0CYHRTBY3) [4**Sage Knock Box 10 Espresso Coffee Knock Box Sea Salt**Sage**£24.79**4.4★130 rev](https://www.amazon.co.uk/dp/B0CYHJT835) [5**DeLonghi Coffee Knock Box StainlessSteel Coffee Grounds Collector with NonSlip Rubber Base Removable Bar Strong & Stable Construction Easy to Clean (DLSC084) Silver**De'Longhi**£17.75**4.7★418 rev](https://www.amazon.co.uk/dp/B0F6YXC3CR)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**DeLonghi Coffee Knock Box StainlessSteel Coffee Grounds Collector with NonSlip Rubber Base Removable Bar Strong & Stable Construction Easy to Clean (DLSC084) Silver**De'Longhi**£17.75**418 rev1y ago](https://www.amazon.co.uk/dp/B0F6YXC3CR) [**Sage - the Knock Box 10 - for Easy & Mess-Free Disposal of Coffee Pucks - Stores up to 10 Espresso Pucks Black Truffle**Sage**£24.90**133 rev2y ago](https://www.amazon.co.uk/dp/B0CYHG27PH) [**Sage - the Knock Box 10 - for Easy & Mess-Free Disposal of Coffee Pucks - Stores up to 10 Espresso Pucks Brushed Stainless Steel**Sage**£24.87**511 rev2y ago](https://www.amazon.co.uk/dp/B0CYHDKV6R) [**Sage Knock Box 20 Espresso Coffee Knock Box Brushed Stainless Steel**Sage**£31.78**130 rev2y ago](https://www.amazon.co.uk/dp/B0CYHRTBY3) [**Sage Knock Box 10 Espresso Coffee Knock Box Sea Salt**Sage**£24.79**130 rev2y ago](https://www.amazon.co.uk/dp/B0CYHJT835)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**DeLonghi Coffee Knock Box StainlessSteel Coffee Grounds Collector with NonSlip Rubber Base Removable Bar Strong & Stable Construction Easy to Clean (DLSC084) Silver**De'Longhi**£17.75**4.7★**▲ 275%**](https://www.amazon.co.uk/dp/B0F6YXC3CR) [**Sage Knock Box 20 Espresso Coffee Knock Box Brushed Stainless Steel**Sage**£31.78**4.4★**▲ 53%**](https://www.amazon.co.uk/dp/B0CYHRTBY3) [**Sage Knock Box 10 Espresso Coffee Knock Box Sea Salt**Sage**£24.79**4.4★**▲ 39%**](https://www.amazon.co.uk/dp/B0CYHJT835) [**Sage - the Knock Box 10 - for Easy & Mess-Free Disposal of Coffee Pucks - Stores up to 10 Espresso Pucks Black Truffle**Sage**£24.90**4.6★**▲ 38%**](https://www.amazon.co.uk/dp/B0CYHG27PH) [**Sage - the Knock Box 20 - for Easy & Mess-Free Disposal of Coffee Pucks - Stores up to 20 Espresso Pucks Black Stainless Steel**Sage**£32.17**4.8★**▲ 37%**](https://www.amazon.co.uk/dp/B0CYHLTL8G)
**~~View all trending →~~**
## **What buyers say about sage knock box**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**30%
*“Good quality for home barista setup”*
**Strength**16%
*“Sturdy”*
**Size-Overall**10%
*“Perfect size for me”*
**Ease Of Use**8%
*“Convenient holder for used coffee”*
**Value For Money**8%
*“I think its worth it”*
**Advertised Vs Actual Product**6%
*“does the job”*
**Efficiency**4%
*“does job perfectly”*
**Ease Of Cleaning**4%
*“Easy to clean”*
**Durability**2%
*“Sturdy and effective”*
**Design-Overall**2%
*“Nice design”*
### **What buyers complain about **
**Size-Overall**36%
*“Quite small”*
**Material Quality**13%
*“may be plastic”*
**Value For Money**8%
*“Why is this product so expensive”*
**Ease Of Cleaning**5%
*“the rim feels insufficient for a clean knock out”*
**Quality-Overall**5%
*“More splatter than expected”*
**Design-Overall**3%
*“Just because its Sage doesnt make is good design”*
### **Top return reasons **
**Size-Overall**71%
**Color**5%
**Functionality-Overall**5%
**Quality-Overall**4%
**Compatibility-Overall**3%
**Strength**2%
**Value For Money**2%
**Gifting Purpose**1%
**Material Quality**1%
**Mechanism Issues**1%
## **Common questions**
- **Is sage knock box profitable to sell on Amazon United Kingdom?**
- The niche generates £90K/yr across 8 tracked products. 90-day search growth is -17.0%. Flapen's verdict: Skip it (40/100).
- **How competitive is the sage knock box niche?**
- 4 brands and 14 sellers compete. The top 5 products take 92% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in sage knock box?**
- Top complaints mined from reviews: Size-Overall, Material Quality, Value For Money. The return rate is 1.5%.
- **When does demand for sage knock box peak?**
- Demand peaks in Jan–Nov–Dec; the busiest month runs 4.3× the quietest.
- **What does it cost to enter the sage knock box niche?**
- Listings span £12.42–£32.17; the average listing price is £23.35 (sweet spot $15–$100). The average incumbent carries 448 reviews — the moat a new listing must climb.
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