boutique 100% cotton muslin light sleep sack TOG 1.0

$34.99 ~~$49.99~~ In stock

Our Boutique sleeping bags are made with 25% more fabric, and a higher thread count for an extra luxurious finish. It's made from a single layer of breathable cotton muslin, is cozy + lightweight, and is impossible to kick off.

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.8 / 5 · 5 reviews)

Robert ★★★★★ Sep 8, 2026

The fabric feels noticeably more substantial than other muslin sacks I've tried, and that higher thread count makes it drapes so softly over her. She's cozy without getting sweaty, which is exactly what we needed for warmer nights.

Abigail ★★★★★ Sep 7, 2026

My baby actually sleeps through the night now instead of waking up tangled in a blanket. The muslin is so breathable that I don’t worry about her overheating, and the higher thread count makes it feel noticeably softer against her skin.

Julian B. ★★★★★ Sep 6, 2026

The extra fabric makes a real difference—this muslin feels substantial and drapes beautifully, not flimsy like other lightweight sacks. My baby sleeps through the night in it, and the single breathable layer is perfect for warm summer evenings.