Baby Einstein Neptune's Discovery Reef Play Gym

A mat and toy bar gym with a detachable bar that also attaches to a baby carrier.

  • 0 - 36 monthsAges
  • 2 AA alkaline batteries (included)Power

All activity gyms

Who it's for, per Baby Einstein

Age label0 - 36 months

Modes, toys and power, per Baby Einstein

ModesPlay gym with take-along toy bar that attaches to a carrier
Power2 AA alkaline batteries (included)
FoldsYes
Size27.0" (H) x 22.0" (W) x 0.8" (L)
CareRemove toy bar, toys and plush before washing; machine wash cold gentle, air dry; toys wipe clean, do not immerse

Listed features

  • Toy bar detaches for travel
  • Batteries included

Where to buy the Neptune's Discovery Reef Play Gym

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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.
  • Use and supervision: follow the maker's warnings on the product, and see CPSC's Safe Nursery guide. Check the label and the maker's instructions, and ask your pediatrician about your child.

Full specs

Baby Einstein Neptune's Discovery Reef Play Gym
TypeActivity gym
Age (maker)0 - 36 months
Power2 AA alkaline batteries (included)
Converts toPlay gym with take-along toy bar that attaches to a carrier
FoldsYes
Size27.0" (H) x 22.0" (W) x 0.8" (L) (as listed)
Material50% fabric, 40% plastic, 10% metal
CareRemove toy bar, toys and plush before washing; machine wash cold gentle, air dry; toys wipe clean, do not immerse
Maker's warningsDo not leave child unattended; do not allow babies to sleep on this product; use only on the floor

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How each closest rival differs from the Neptune's Discovery Reef Play Gym, from the makers' specs.

Ask the meadow

Neptune's Discovery Reef Play Gym: questions answered

From Baby Einstein's published specs, last checked 2026-11-11.

When should tummy time start?

Use and supervision: follow the maker's warnings on the product, and see the AAP's safety and prevention pages. Check the label and the maker's instructions, and ask your pediatrician about your child.

How do I clean the Baby Einstein Neptune's Discovery Reef Play Gym?

Per the maker: Remove toy bar, toys and plush before washing; machine wash cold gentle, air dry; toys wipe clean, do not immerse.

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