







🗂️ Own Your Ideas with Every Card – Because Your Vision Deserves the Best Canvas
Amazon Basics Heavy Weight Ruled Index Cards deliver professional-grade, 3x5 inch ruled cards made from 114 lb. premium cardstock. Each pack contains 300 durable, precision-cut cards designed to keep your notes organized and your ideas protected. Ideal for managers, students, and professionals who demand quality and reliability in their daily note-taking arsenal.

















| ASIN | B077K8JVW4 |
| Best Sellers Rank | #32 in Office Products ( See Top 100 in Office Products ) #1 in Index Cards |
| Brand | Amazon Basics |
| Color | White |
| Customer Reviews | 4.7 4.7 out of 5 stars (26,916) |
| Date First Available | January 22, 2018 |
| Item Weight | 1.04 pounds |
| Item model number | B077K8JVW4 |
| Manufacturer | Amazon |
| Manufacturer Part Number | B077K8JVW4 |
| Material Type | Paper |
| Number of Items | 3 |
| Product Dimensions | 5 x 3 x 3.2 inches |
| Ruling | Ruled |
| Sheet Size | 3-x-5-inch |
| Size | 100 Count (Pack of 3) |
C**J
I Am Now the CEO of My Own Thoughts
This review is for the man who is done with tiny scraps of paper and "sticky notes" that lose their stick. These are 5x8 behemoths. They aren't just index cards; they are the billboards of the stationary world. ⭐⭐⭐⭐⭐ "I Am Now the CEO of My Own Thoughts" I used to try to organize my life on those puny 3x5 cards. What was I thinking? That’s not enough space for a vision as grand as mine. I needed real estate. I needed the Amazon Basics 5x8 Ruled Index Cards. These aren't just cards; they are paper-based acreage. Why These Cards Are the Final Boss of Productivity: The Massive Canvas: 5x8 is a statement. It says, "I have a lot to say, and I need a sturdy card to say it on." I can fit a grocery list, a 5-year plan, and a rough sketch of a birdhouse all on one side. I feel like I’m writing a treaty every time I take a note. The "Ruled" Discipline: The lines are crisp. They provide the structure I so desperately lack in my actual life. They keep my handwriting from drifting into a chaotic, downward spiral. It’s like a guardrail for my brain. 500 Count (The Century Pack): Five packs of 100. I have 500 opportunities to be a genius. I’ve started using them for everything: bookmarks, recipe cards, coasters, and—briefly—as a very stiff fan during a heatwave. The "Amazon Basics" Reliability: They are white. They are ruled. They are cards. No frills, no distractions, just pure, unadulterated potential. They have the "thwack" of high-quality cardstock when you flick them. The Life Impact My desk used to be a graveyard of forgotten Post-its. Now, it is an organized command center. I have my Zeiss Wipes to keep my glasses clear, my Meiqils Garage Light overhead, and these 5x8 cards to plot my world domination. I am unstoppable. Pros: Enough space to write a short novel. Sturdy enough to survive being tossed into a gym bag with my Old Spice Hydro Wash. Cons: They are so large that people think I’m carrying around a stack of very small, very organized tablets. My 3x5-using friends are clearly intimidated.
N**D
Good as Expected
A little thin but a good price for basic index cards. I use with felt tip type pens or Sharpies. There is bleed through.
M**T
Perfect! Lots For Your Money!
Perfect size for the adhesive label pockets you get here on Amazon for the containers from Costco (or any containers). They aren’t super thick but they’re perfect. I wrote on some of these with a fat Sharpie and the ink didn’t go through to the papers beneath them. Plus you get a lot for your money. So you have plenty to change the label every time you change the contents of the container.
D**B
Economical choice for homeschool!
For homeschooling, where flashcards are frequently used and often misplaced Amazon Basics provide the best balance of affordability and quality. These index cards offer "heavyweight" or decent cardstock options that hold up well to daily handling, resisting bending and curling. Great for studying- the lines help with printing or cursive writing. The white is nice and bright to make the cards readable.
A**J
Good quality - Finally!
Nice quality heavy duty index cards. So I’ve been to Walmart and bought their ‘heavy-duty’ index cards and honestly that’s a joke. They atleast are reasonably thick - far better than the ones at Walmart. Over the years the quality of index cards on the market has decreased, but when you think of the normal quality of the paper, this is the kind you’re thinking of. Not flimsy, not feeling cheap, but good upper quality somewhat thick index cards. By today’s standards, these are good quality heavy weight index cards.
R**I
120gsm stock, with rough surface. 6.3mm rule. ok for short term use.
I measured the weight of this index card, and it was about 122gsm. 500 pieces stacked up to 9.5cm, which is thicker than expected for a card stock of 122gsm. So, this card is less "dense" or thicker for the weight. This is still _considerably_ lighter and flimsier than Oxford cards. I plan to use these cards for mostly short-term information management and take the information in a computer for finishing up, so this is still adequate for me, but if you are using cards for repeated uses over the long term, you might want to go for better quality options. The rule width is 6.3mm (measured). Two minor negatives. (1) The cards came in warped. Curly. I would have to bend backwards to straighten before writing, which is very annoying. I'll have to see if this goes away over time. (2) The surface is rougher than other index cards I have, including some no name brands, though this feels thicker for about the same weight. The downside is that, if you use a fountain pen with EF nib and dry feed, line may be skipping all the time. That is frustrating. Use medium or wet feed and the line will be ok. There is minimal feathering [1] and bleeding on this paper with all the pens and inks I tested with. It is also dip pen friendly. I can write Spencerian with a flex nib like Hunt 101, Hunt 22 or Brause 66EF (Arrorw) without any bleeding to the back or excessive feathering, but Gillot 170 may be a better match for this rough paper on narrow rule. Iron gall ink feathers a bit more than some of the well-behaved sumi ink. Gel pens (even 0.28 or 0.38mm) write well. Mechanical pencils and plastic erasers work well. [1] the ink does spread out from the line along the coarse fiber texture... as you expect from rough surface texture and cheap paper. But it is tolerable for what it is.
R**O
Very spacious and great size to write!
Awesome. Great purchase. Good price. God size index cards. Print quality. Smooth for writing. Easy to use. Great to organize my library. Multiple use. Excellent use for different things. Ample space to write.. Adequate to study. Great packaging.
Y**T
They get the job done!
They are solid notecards and you get a whole bunch for a decent price. I reccomend getting plastic notecard box to hold them, they sell them on here as well.
C**R
I am a university student that uses flash cards VERY OFTEN and so far these have been my favourite to buy. Their great quality, cheap and come in big packs. Definitely Recommend!!
R**Z
Cumplen, son delgadas pero las uso para hacer mis listas del súper y otros pendientes y entran muy bien en mi cartera.
A**Z
Buena calidsd
L**S
Exactly as described
J**S
I use this for all my 5 classes. I use cards with markers and gel pens. Markers and gel pens do not bleed through. Slight sheerness when held up with nothing behind the card but does not distract me from the side I am looking at. Thinner than usual and slight sheerness are the only things to be aware of. I love that it's blank because I can write anywhere on the paper.
Trustpilot
5 days ago
2 weeks ago