£20.67

Q-Connect C4 Envelope Self Seal Window 100gsm (Pack of 250) KF3535, White

White, KF3535

Price data last checked 83 day(s) ago - refreshing...

View at Amazon

We'll watch every seller, every day. One email when your price arrives.

This is the most expensive it has ever been. Walk away.

£21 today · previous high £21 · all-time low £20

NEW HERE?

Amazon shows you one price. We show you all of them.

Tosheroon watches Amazon prices so you don't have to. Every product on Amazon has a price history — we make it visible. Set the price you'd actually pay, and we'll email you the second it gets there. No app, no account, one email.

WHAT'S ON THIS PAGE

↓ Price chart
when this has been cheap or pricey
↓ Forecast
where the price is heading next
↓ Statistics
all-time high & low, recent range
↑ Price alert
name your number, we'll email you

Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 8 days • 8 data points (No recent data available)

Historical
Generating forecast...
£20.67 £19.54 £19.78 £20.03 £20.28 £20.53 £20.77 10 March 2026 11 March 2026 13 March 2026 15 March 2026 17 March 2026

Price Distribution

Price distribution over 8 days • 2 price levels

Days at Price
Current Price
1 day 7 days · current 0 2 4 5 7 £20 £21 Days at Price

Price Analysis

Most common price: £21 (7 days, 87.5%)

Price range: £20 - £21

Price levels: 2 different prices over 8 days

Key Features

Plain pocket envelopes

100gsm paper

Window size: 40 x 105mm

Window position: 24mm in, 213mm up

Self seal closure

Size: C4 (324 x 229mm)

Colour: White

Pack of 250

Product Specifications

Model
KF3535
Colour
White
Size
C4
Domain
Amazon UK
Release Date
20 August 2010
Listed Since
19 February 2007

Barcode

No barcode data available

Similar Products You Might Like

Q-Connect Envelope Gusset 305x254x25mm Peel and Seal 120gsm Manilla (Pack of 100) KF3526 , gold
98% match

Q-Connect Envelope Gusset 305x254x25mm Peel and Seal 120gsm Manilla (Pack of 100) KF3526 , gold

Q-Connect

£24.94 25 Feb 2026
Q-Connect Envelope Gusset 406x305x25mm Peel and Seal 120gsm Manilla (Pack of 100)
98% match

Q-Connect Envelope Gusset 406x305x25mm Peel and Seal 120gsm Manilla (Pack of 100)

Q-Connect

£69.60 28 Jan 2026
Q-Connect 250 Pack Orange C4 Internal Mail Envelope, 85gsm, Self-Seal, Rectangular, 32.4x22.9cm, 1.0 count
97% match

Q-Connect 250 Pack Orange C4 Internal Mail Envelope, 85gsm, Self-Seal, Rectangular, 32.4x22.9cm, 1.0 count

Q-Connect

£50.99 20 Feb 2026
Blake Premium Office C4 324 x 229 mm 120 gsm Peel & Seal Window Pocket Envelopes (36116) Ultra White Wove - Pack of 250
97% match

Blake Premium Office C4 324 x 229 mm 120 gsm Peel & Seal Window Pocket Envelopes (36116) Ultra White Wove - Pack of 250

Blake

£49.99 27 Jan 2026
Blake Premium Business C4 324 x 229 mm 120 gsm Peel and Seal Window Pocket Envelopes (31892) Ice White Wove - Pack of 250
97% match

Blake Premium Business C4 324 x 229 mm 120 gsm Peel and Seal Window Pocket Envelopes (31892) Ice White Wove - Pack of 250

Blake

£48.99 28 Jan 2026
Blake Office C4 324 x 229 mm 120 gsm Peel & Seal Pocket Envelopes (36115) Ultra White Wove - Pack of 250
97% match

Blake Office C4 324 x 229 mm 120 gsm Peel & Seal Pocket Envelopes (36115) Ultra White Wove - Pack of 250

Blake

£47.40 28 Jan 2026
Blake Envelopes Purely Everyday 13047 Versandtasche Naßklebung Fenster Weiß C5 229 x 162 mm 90 g/m² | 500 Stück
97% match

Blake Envelopes Purely Everyday 13047 Versandtasche Naßklebung Fenster Weiß C5 229 x 162 mm 90 g/m² | 500 Stück

Blake

£39.99 13 Jan 2026
Blake Office DL 110 × 220 mm 120 gsm Peel & Seal Wallet Window Envelopes (32216) Ultra White Wove - Pack of 500
97% match

Blake Office DL 110 × 220 mm 120 gsm Peel & Seal Wallet Window Envelopes (32216) Ultra White Wove - Pack of 500

Blake

£38.64 25 Feb 2026
Blake Business C4 324 x 229 mm 120 gsm Pocket Peel & Seal Window Envelopes (35892) High White Wove - Pack of 250
97% match

Blake Business C4 324 x 229 mm 120 gsm Pocket Peel & Seal Window Envelopes (35892) High White Wove - Pack of 250

Blake

£64.99 28 Jan 2026
Blake Business DL 110 x 220 mm 120 gsm Peel & Seal Wallet Window Envelopes (35884) High White Wove - Pack of 500
97% match

Blake Business DL 110 x 220 mm 120 gsm Peel & Seal Wallet Window Envelopes (35884) High White Wove - Pack of 500

Blake

£46.99 02 Feb 2026
Blake Purely Everyday C4 324 x 229 mm 100 GSM Pocket Peel and Seal Window Envelopes (23892) White - Pack of 500
97% match

Blake Purely Everyday C4 324 x 229 mm 100 GSM Pocket Peel and Seal Window Envelopes (23892) White - Pack of 500

Blake

Out of Stock 24 Feb 2026
Blake Purely Everyday C5+ 162 x 238 mm 90 gsm Self Seal Wallet High Window Envelopes (2809) White - Pack of 500
97% match

Blake Purely Everyday C5+ 162 x 238 mm 90 gsm Self Seal Wallet High Window Envelopes (2809) White - Pack of 500

Blake

£51.59 23 Jan 2026
Envelope Self Seal Office Products SK DL 110x220mm 75gsm 1000pcs White/Envelopes and Shipment Accessories/Type-Self-Adhesive/Kind-SK/Colour-White/Format-DL/Weight (g/m2)-75
97% match

Envelope Self Seal Office Products SK DL 110x220mm 75gsm 1000pcs White/Envelopes and Shipment Accessories/Type-Self-Adhesive/Kind-SK/Colour-White/Format-DL/Weight (g/m2)-75

OFFICER PRODUCTS

£38.76 01 Feb 2026
Blake Business C4 324 x 229 mm 120 gsm Peel & Seal Pocket Envelopes (31891) Ice White Wove - Pack of 250
97% match

Blake Business C4 324 x 229 mm 120 gsm Peel & Seal Pocket Envelopes (31891) Ice White Wove - Pack of 250

Blake

£42.99 25 Jan 2026
GPV HK/4266 Envelopes C5 Without Window 90 g/m² Pack of 500 White
97% match

GPV HK/4266 Envelopes C5 Without Window 90 g/m² Pack of 500 White

GPV

£42.12 07 Feb 2026
Blake Purely Everyday C4 324 x 229 mm 100 GSM Pocket Peel and Seal Window Envelopes (23892) White - Pack of 750
97% match

Blake Purely Everyday C4 324 x 229 mm 100 GSM Pocket Peel and Seal Window Envelopes (23892) White - Pack of 750

Blake

Out of Stock 16 Mar 2026
Blake Premium Office C5 229 x 162 mm 120 gsm Peel and Seal Window Pocket Envelopes (34116) Ultra White Wove - Pack of 500
97% match

Blake Premium Office C5 229 x 162 mm 120 gsm Peel and Seal Window Pocket Envelopes (34116) Ultra White Wove - Pack of 500

Blake

£91.79 05 Feb 2026
Blake Purely Everyday DL+ 121 x 235 mm 90 gsm Self Seal Wallet Low Window Envelopes (16884) White - Pack of 1000
97% match

Blake Purely Everyday DL+ 121 x 235 mm 90 gsm Self Seal Wallet Low Window Envelopes (16884) White - Pack of 1000

Blake

£49.99 29 Jan 2026
Blake Envelopes Purely Everyday 4708 Kuvertierhüllen Briefumschläge Naßklebung Mit Fenster Weiß C5+ 162 x 238 mm - 90g/m² | 500 Stück
97% match

Blake Envelopes Purely Everyday 4708 Kuvertierhüllen Briefumschläge Naßklebung Mit Fenster Weiß C5+ 162 x 238 mm - 90g/m² | 500 Stück

Blake

£40.79 13 Jan 2026
Blake Business DL 110 x 220 mm 120 gsm Peel & Seal Wallet Window Envelopes (39884) High White Laid - Pack of 500
97% match

Blake Business DL 110 x 220 mm 120 gsm Peel & Seal Wallet Window Envelopes (39884) High White Laid - Pack of 500

Blake

£42.99 01 Feb 2026
Blake Business DL 110 x 220 mm 120 gsm Peel & Seal Wallet Window Envelopes (31884) Ice White Wove - Pack of 500
97% match

Blake Business DL 110 x 220 mm 120 gsm Peel & Seal Wallet Window Envelopes (31884) Ice White Wove - Pack of 500

Blake

£44.99 29 Jan 2026
Blake Envelopes Purely Everyday 5702 Quadratische Briefumschläge selbstklebend Mit Hohes Fenster Weiß 220 x 220 mm - 100g/m² | 250 Stück
97% match

Blake Envelopes Purely Everyday 5702 Quadratische Briefumschläge selbstklebend Mit Hohes Fenster Weiß 220 x 220 mm - 100g/m² | 250 Stück

Blake

£44.39 07 Dec 2025
Blake Office C5 162 x 229 mm 120 gsm Peel & Seal Wallet Standard Window Envelopes (34216) Ultra White Wove - Pack of 500
97% match

Blake Office C5 162 x 229 mm 120 gsm Peel & Seal Wallet Standard Window Envelopes (34216) Ultra White Wove - Pack of 500

Blake

£67.49 09 Feb 2026
Blake Secure C4 324 × 229 × 25 mm 125 gsm Tear Resistant Gusset Pocket Peel & Seal Envelopes (TR9902) White - Pack of 20
97% match

Blake Secure C4 324 × 229 × 25 mm 125 gsm Tear Resistant Gusset Pocket Peel & Seal Envelopes (TR9902) White - Pack of 20

Blake

£26.56 27 Jan 2026