boutique 100% cotton muslin light sleep sack TOG 1.0

$33.49 ~~$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 (4.6 / 5 · 5 reviews)

Scarlett O. ★★★★★ Sep 9, 2026

My little one actually sleeps through the night now—the single layer of muslin is so breathable that she doesn’t wake up sweaty, and the extra fabric makes it feel properly swaddled without being heavy. It’s genuinely the softest sleep sack we’ve owned, and the higher thread count is noticeable the

William B. ★★★★★ Sep 6, 2026

The single-layer muslin is so breathable that I don't worry about her overheating at all, and the higher thread count makes the fabric feel noticeably silkier against my hand than other sleep sacks I've felt. It's been through three washes already and still looks crisp, which is more than I can say

Ruby ★★★★★ Sep 3, 2026

The extra fabric really shows — this sleepsack feels softer and more substantial than my old muslin ones, not flimsy at all. My baby sleeps through the night in it and the single layer keeps her cozy without overheating.