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Dream On Me Iris 3" Spring Coil Portable Crib Mattress

The Dream On Me Iris 3" Spring Coil Portable Crib Mattress weighs 5 lb, is 3 in thick, and is 38 in long, per Dream On Me. A 3 in coil mattress for mini and portable cribs with a waterproof embossed vinyl cover.

Made in the USA, per the maker “proudly made in the USA of U.S. and imported parts” Source

  • $49.99List price
  • 3 inThickness
  • 5 lbWeight
  • InnerspringCore
See it on Dream On Me's site

All mini and portable crib mattresses

How the Iris 3" Spring Coil Portable Crib Mattress stacks up

Against the 34 mini and portable crib mattresses we track. The shaded band is where the middle half of them fall; the dot is this one.

Length38 in

Within the typical range for mini and portable crib mattresses (37.5 in to 38 in).

This one
30.1 inmiddle 38 in38 in
Width24 in

The same as most mini and portable crib mattresses (24 in).

This one
23.2 inmiddle 24 in28 in
Weight5 lb20th lightest of 29

Within the typical range for mini and portable crib mattresses (2.8 lb to 8 lb).

This one
1.6 lbmiddle 3.9 lb14 lb
Thickness3 in

Within the typical range for mini and portable crib mattresses (3 in to 4 in).

This one
2 inmiddle 3 in5 in
Price$49.9913th lowest price of 34

Within the typical range for mini and portable crib mattresses ($39.99 to $119).

This one
$29.99middle $59.99$299

What sets the Iris 3" Spring Coil Portable Crib Mattress apart

Measured against the 34 mini and portable crib mattresses we compare, from each maker's published specs.

  • Weight: 5 lbin the middle half of the 29 mini and portable crib mattresses that publish it (2.8 lb to 8 lb)

Next to its closest matches

Fit check

Size, per the maker38 × 24 × 3 in
Fits, per the makerMost mini and portable cribs

Listed features

  • Coil core at a modest price
  • Waterproof cover
  • 5 lb

Worth checking

  • Wipe-clean cover only
  • Firmness not rated by maker

Where to buy the Iris 3" Spring Coil Portable Crib Mattress

Prices and availability change. We may earn a commission from some links.

good to know
  • Check for recalls: Search the agency's recall list with the model number and date code from the label: CPSC recall search.
  • Safe sleep: see the AAP's guide to safe sleep and NICHD Safe to Sleep. Check the label and the maker's instructions, and ask your pediatrician about your child.

Full specs

Dream On Me Iris 3" Spring Coil Portable Crib Mattress
TypeMini or portable crib mattress
List price$49.99
Size38 × 24 × 3 in
Thickness3 in
Made forMost mini and portable cribs
Weight5 lb
CoreInnerspring: heat-tempered interwoven coils (polyurethane listed as a feature)
WaterproofYes
Washable coverNo
CertificationsGREENGUARD Gold
Warranty2 year limited
Made inUSA (U.S. and imported parts)

Compare the Iris 3" Spring Coil Portable Crib Mattress with

How each closest rival differs from the Iris 3" Spring Coil Portable Crib Mattress, from the makers' specs.

Ask the meadow

Iris 3" Spring Coil Portable Crib Mattress: questions answered

From Dream On Me's published specs, last checked 2026-11-02.

What does the Dream On Me Iris 3" Spring Coil Portable Crib Mattress fit?

The maker lists it at 38 × 24 × 3 in. Per the maker: Most mini and portable cribs. Mini crib sizes vary by brand, so check your crib's manual for the exact mattress size it takes.

What is the Dream On Me Iris 3" Spring Coil Portable Crib Mattress made of?

Heat-tempered interwoven coils (polyurethane listed as a feature). The maker lists GREENGUARD Gold. It weighs 5 lb, which matters when you change sheets.

Is the Dream On Me Iris 3" Spring Coil Portable Crib Mattress waterproof or washable?

The maker says it has a waterproof surface or cover. The cover is not removable for washing.

What's the difference between the Dream On Me Iris 3" Spring Coil Portable Crib Mattress and the Dream On Me Star-Burst 3" Spring Coil Portable Crib Mattress?

By the maker specs, the Iris 3" Spring Coil Portable Crib Mattress lists for $10 less. See them side by side.

Still wondering? Write to us at hello@cribpicks.com and we'll look it up.

More mini and portable crib mattresses

Where these specs come from

Last checked 2026-11-02. Spot something wrong? Tell us. Read our editorial and safety policy and corrections.