Is rainbow cardstock profitable to sell on Amazon United States?

The niche generates $113K/yr across 19 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -14.7%. Flapen's verdict: Skip it (40/100).

How competitive is the rainbow cardstock niche?

11 brands and 48 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 83% of demand.

What do buyers complain about in rainbow cardstock?

Top complaints mined from reviews: Color, Thickness, Paper Quality. The return rate is 1.2%.

When does demand for rainbow cardstock peak?

Demand peaks in Jul–Aug; the busiest month runs 5.2× the quietest.

What does it cost to enter the rainbow cardstock niche?

Listings span $6.04–$20.34; the average listing price is $10.79 (sweet spot $15–$100). The average incumbent carries 2,919 reviews — the moat a new listing must climb.

rainbow cardstock

Skip it

Strong incumbent ratings (4.7★) — this niche doesn't clear our bar today.

Returns

Great1.2%

return rate — above 5% kills the launch gate

Conversion

Good6.1%

search→purchase rate — share of searches ending in a sale

Competition

Okay60%

top-5 click share — leaders hold, buyers still browse

Avg price

Okay$10.79

avg listing price — sweet spot $15–$100

Price range

Okay$6.04–$20.34

cheapest to priciest tracked listing — scored on the share inside $15–$100

Brand share

Okay83%

top-5 brand share — brands hold most of the demand

Review moat

Okay2,919.37

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$113K

$113K/yr · 171K searches

Growth

Bad-14.7%

90-day search growth — must beat 0% to launch

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

According to Flapen's Amazon United States niche tracking, rainbow cardstock is a $113K/yr Amazon United States market (171K searches/yr). The top 5 brands hold 83% of demand. Demand peaks in Jul–Aug. Verdict: Skip it — 40/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

rainbow cardstock market data

Units sold / yr: 10K–13K; avg 500–750/product
Revenue / yr: $108K–$135K; units × avg price
Conversion rate: 6.1%
Avg BSR: #101
Page quality: 0%
Prime: 100%
Sponsored: 79%
Out of stock: 0.0%
Avg brand age: 39 months
Avg seller age: 140 days

Competition & brand share

The top 5 products take 60% of clicks — established leaders, but buyers still shop beyond them.

Brands

11 falling

Sellers

Top-5 brand share

83%

Top 20: 100%

Top-5 click share

60%

Top 20: 100%

Open market

13%

Cricut57%
Neenah9%
TUXIYA8%
Simetufy6%
Joyberg4%
Nitelemn4%
Open — no brand owns it (5 brands, 13%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -14.7% search growth over the last 90 days.

Peak months: Jul, Aug · busiest ÷ quietest = 5.2×

Open Trend

Top rainbow cardstock search terms

cricut cardstock53K/yr -16.5%5.5% conv.
cardstock for cricut34K/yr -6.8%4.7% conv.
rainbow cardstock17K/yr -20.4%3.3% conv.
cartulina para cricut10K/yr -9.8%2.2% conv.
card stock for cricut8K/yr -20.4%3.9% conv.
cardstock cricut4K/yr -10.4%5.3% conv.
colored cardboard5K/yr +0.9%0.6% conv.
thick colored paper4K/yr -21.9%2.7% conv.
colored card stock paper 8.5 x 11 assorted4K/yr -7.1%4.3% conv.
cricut card stock5K/yr -28.2%6.6% conv.

All search terms

Top rainbow cardstock 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 19 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Cricut Value Cardstock Paper Rainbow Sampler - 125 sheets (8.5 x 11) - Compatible with Joy Xtra Explore & Maker Machines - Letter Size

Cricut$13.234.8★966 rev

Cricut Value Cardstock Paper Neutrals Sampler - 80 sheets (8.5 x 11) - Compatible with Joy Xtra Explore & Maker Machines - Letter Size

Cricut$11.314.8★966 rev

Cricut Value Cardstock Rainbow Sampler - 12 in x 12 in (75 Sheets)

Cricut$17.045.0★14 rev

Simetufy Glitter Cardstock 40 Sheets in 20 Colors A4 Premium Cardstock for Cricut Crafts and DIY Projects Sparkly Paper for Card Making 250 GSM

Simetufy$11.934.8★1,743 rev

White Cardstock 8.5 x 11 230gsm Cover Cardstock Paper 85 Lb Heavy Card Stock for Printer Card Stock Paper for Invitations Scrapbooking Crafts Diy Cards Decoration Drawing (30 Sheets)

Joyberg$6.044.7★2,746 rev

Newest

by launch date

Cricut Value Cardstock Rainbow Sampler - 12 in x 12 in (75 Sheets)

Cricut$17.0414 rev

4mo ago

100 Sheets 5 X 7 Colored Cardstock 50 Assorted Colors Construction Paper Card Stock Printer Paper for Printing Card Making DIY Crafts School Supplies Party Decorations (180GSM/65LB)

TUXIYA$9.68330 rev

8mo ago

50 Sheets 8.5 X 11 Colored Cardstock 50 Assorted Colors Construction Paper Card Stock Printer Paper for Printing Card Making DIY Crafts School Supplies Party Decorations (180GSM/65LB)

TUXIYA$9.69330 rev

8mo ago

44 Sheets Glitter Cardstock Paper 22 Colors A5 Sparkle Glitter Paper 250GSM Heavy Craft Card Stock for Cricut Scrapbooking Card Making Party Decorations & Invitations Non-Shedding Scrapbook

TORC$7.4389 rev

1y ago

100 Sheets 8.5 X 11 Colored Cardstock 50 Assorted Colors Construction Paper Card Stock Printer Paper for Printing Card Making DIY Crafts School Supplies Party Decorations (180GSM/65LB)

TUXIYA$15.62717 rev

1y ago

What buyers say about rainbow cardstock

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall23%

“GREAT QUALITY”

Color21%

“Colors are very pretty”

Paper Quality11%

“Good quality construction paper”

Value For Money10%

“Great deal”

Advertised Vs Actual Product6%

“As advertised”

Thickness4%

“The cardstock is sturdy without being overly thick”

Print Quality2%

“Good value, crisp printing”

Paper Brightness2%

“Beautiful colors, very vibrant and sturdy paper”

Efficiency2%

“Works great”

Size-Overall2%

“good size”

What buyers complain about

Color19%

“Dull color”

Thickness18%

“To thick”

Paper Quality10%

“Very cheap paper”

Size-Overall5%

“Small size”

Quality-Overall4%

“Overall, very cheap and not worth the money”

Print Quality3%

“Does not print”

Display Colors3%

“not all colors look like it”

Paper Brightness2%

“its colored paper”

Advertised Vs Actual Product2%

“Not as pictured”

Brightness/Shine/Glow2%

“The glitter doesnt get everywhere”

Top return reasons

Size-Overall34%

Value For Money11%

Color11%

Paper Quality10%

Advertised Vs Actual Product7%

Thin4%

Thickness3%