Baby Sleep Sack

Made from GOTS-certified organic cotton, our baby sleep sacks are designed for breathable, all-night comfort. With a TOG 1.0 weight and a cozy fit for 6–12 months, they’re perfect for gentle warmth without overheating.

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  • Beary Bear Infant Sleepsack Beary Bear Infant Sleepsack
    Millie + Moose

    Beary Bear Infant Sleepsack

    $30.00
    $40.00
    $30.00
    25% OFF
  • Moose Be Dreaming Infant Sleepsack Moose Be Dreaming Infant Sleepsack
    Millie & Moose

    Moose Be Dreaming Infant Sleepsack

    $20.00
    $40.00
    $20.00
    50% OFF
  • Moonlight Wolf Infant Sleepsack Moonlight Wolf Infant Sleepsack
    Millie + Moose

    Moonlight Wolf Infant Sleepsack

    $40.00
    $0.00
    $40.00
    0% OFF
  • Shroomie Infant Sleepsack Shroomie Infant Sleepsack
    Millie & Moose

    Shroomie Infant Sleepsack

    $30.00
    $40.00
    $30.00
    25% OFF
    5.0
    Rated 5.0 out of 5 stars
    2 Reviews
  • Baby Bear Infant Sleepsack Baby Bear Infant Sleepsack
    Millie & Moose

    Baby Bear Infant Sleepsack

    $30.00
    $40.00
    $30.00
    25% OFF
    5.0
    Rated 5.0 out of 5 stars
    1 Review
  • Puffin Infant Sleepsack Puffin Infant Sleepsack
    Millie + Moose

    Puffin Infant Sleepsack

    $40.00 CAD
    $40.00 CAD
  • Whaley Cute Infant Sleepsack Whaley Cute Infant Sleepsack
    Millie + Moose

    Whaley Cute Infant Sleepsack

    $30.00
    $40.00
    $30.00
    25% OFF
  • Seas The Day Infant Sleepsack Seas The Day Infant Sleepsack
    Millie + Moose

    Seas The Day Infant Sleepsack

    $40.00
    $0.00
    $40.00
    0% OFF
  • Pinch Me Infant Sleepsack Pinch Me Infant Sleepsack
    Millie + Moose

    Pinch Me Infant Sleepsack

    $40.00
    $0.00
    $40.00
    0% OFF
  • Canada Moose Infant Sleepsack Canada Moose Infant Sleepsack
    Millie & Moose

    Canada Moose Infant Sleepsack

    $16.00
    $40.00
    $16.00
    60% OFF
  • Canadiana Infant Sleepsack Canadiana Infant Sleepsack
    Millie & Moose

    Canadiana Infant Sleepsack

    $16.00
    $40.00
    $16.00
    60% OFF
  • Thermal Nature Calling Infant Sleepsack Thermal Nature Calling Infant Sleepsack
    Millie & Moose

    Thermal Nature Calling Infant Sleepsack

    $10.00
    $40.00
    $10.00
    75% OFF
    4.0
    Rated 4.0 out of 5 stars
    1 Review