Clothing · Last checked Sep 30, 2026
Little Sleepies Bamboo Zippy
Verdict
Ultra-soft, stretchy bamboo viscose that sleeps cool for warm rooms. Pricey, and popular prints sell out.
Bamboo viscoseZipperPreemie–3 years
What parents and testers say
Recurring praise
- Very soft
- Light for hot sleepers
- Stretchy
Recurring complaints
- Pricey
- No grippers
Our summary of patterns across the reviews and threads linked below. Not quotes.
Materials & safety check
✓Fabric95% bamboo viscose, 5% spandex
!Sleepwear ruleFrom 9–12 months up, untreated sleepwear must be snug-fitting (labeled "Wear Snug-Fitting, Not Flame Resistant"); don't size up too far
✓RecallsPajamas not recalled; Little Sleepies loveys and bibs were recalled Oct 2023 (label)
When to buy it
Registry
6–8 sleepers in newborn and 0–3 months
By 36 weeks
Wash everything once before use
Months 1–3
Size up as needed; many babies skip newborn size
Consider instead: Kyte Baby for cooler rooms.
Sources
- The Bump: Best baby pajamas, recommended by parents
- Bubble Panda: Kyte Baby vs. Little Sleepies for hot sleepers
- CPSC recall database: "sleep" recalls since 2020
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