sleep sacks

Cotton · No microfleece

Every product here tells you exactly what it is made of — that is the price of admission.

A sleep sack is pajamas plus blanket in one, worn all night every night. These are cotton through and through — the label says so. The “microfleece” ones are polyester; warm, sure, but so is cotton, without the plastic.

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Burt's Bees Baby Beekeeper Infant Wearable Blanket ORGANIC COTTON Burt's Bees Baby Beekeeper Infant Wearable Blanket Why it's safe: 100% organic cotton. No polyester or microfiber against infant skin. Materials: ORGANIC COTTON ★ 4.7 · 31,000+ ratings $12.99 View on Amazon → HALO SleepSack Wearable Blanket Swaddle Transition Sleeping Bag, TOG 0.5 COTTON HALO SleepSack Wearable Blanket Swaddle Transition Sleeping Bag, TOG 0.5 Why it's safe: 100% cotton. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.8 · 23,000+ ratings $34.95 View on Amazon → HALO Sleepsack Swaddle 3-Way Adjustable Wearable Blanket, TOG 1.5 COTTON HALO Sleepsack Swaddle 3-Way Adjustable Wearable Blanket, TOG 1.5 Why it's safe: 100% cotton. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.6 · 24,000+ ratings $34.95 View on Amazon → Yoofoss Baby Sleep Sack Wearable Blanket ORGANIC COTTON Yoofoss Baby Sleep Sack Wearable Blanket Why it's safe: 100% organic cotton. No polyester or microfiber against infant skin. Materials: ORGANIC COTTON ★ 4.8 · 7,000+ ratings $27.99 View on Amazon → SwaddleMe by Ingenuity Muslin Original Swaddle Wrap OEKO-TEXCOTTON SwaddleMe by Ingenuity Muslin Original Swaddle Wrap Why it's safe: 100% cotton muslin. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.6 · 11,000+ ratings $14.99 View on Amazon → SwaddleDesigns Transitional Swaddle Sack, Arms Up Half-Length Sleeves COTTON SwaddleDesigns Transitional Swaddle Sack, Arms Up Half-Length Sleeves Why it's safe: 100% cotton. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.6 · 8,000+ ratings $16.99 View on Amazon → Hudson Baby Cotton Sleeveless Wearable Sleeping Bag COTTON Hudson Baby Cotton Sleeveless Wearable Sleeping Bag Why it's safe: 100% cotton. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.6 · 7,000+ ratings $18.99 View on Amazon → Mama Cheetah Baby Swaddle Sack ORGANIC COTTON Mama Cheetah Baby Swaddle Sack Why it's safe: 100% organic cotton. No polyester or microfiber against infant skin. Materials: ORGANIC COTTON ★ 4.6 · 7,000+ ratings $26.99 View on Amazon → KeaBabies Soothe Organic Baby Swaddle Wrap ORGANIC COTTON KeaBabies Soothe Organic Baby Swaddle Wrap Why it's safe: 100% organic cotton. No polyester or microfiber against infant skin. Materials: ORGANIC COTTON ★ 4.5 · 9,000+ ratings $19.97 View on Amazon → Amazing Baby Transitional Swaddle Sack, Arms Up Half-Length Sleeves COTTON Amazing Baby Transitional Swaddle Sack, Arms Up Half-Length Sleeves Why it's safe: 100% cotton. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.4 · 11,000+ ratings $19.99 View on Amazon → HALO Disney Baby Sleepsack Swaddle COTTON HALO Disney Baby Sleepsack Swaddle Why it's safe: 100% cotton. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.7 · 4,000+ ratings $37.95 View on Amazon → Woolino Merino Wool & Organic Cotton Baby Sleep Sack ORGANIC COTTON Woolino Merino Wool & Organic Cotton Baby Sleep Sack Why it's safe: 100% merino wool exterior with organic cotton lining. No polyester or microfiber against infant skin. Materials: ORGANIC COTTON · WOOL ★ 4.7 · 4,000+ ratings $109.00 View on Amazon → Miracle Blanket Swaddle Wrap for Newborn Infant COTTON Miracle Blanket Swaddle Wrap for Newborn Infant Why it's safe: 100% cotton. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.6 · 4,000+ ratings $29.95 View on Amazon → Hudson Baby Muslin Cotton Sleeveless Wearable Sleeping Bag COTTON Hudson Baby Muslin Cotton Sleeveless Wearable Sleeping Bag Why it's safe: 100% cotton muslin. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.6 · 2,000+ ratings $17.99 View on Amazon → Bublo Baby Toddler Sleep Sack with Feet, Wearable Blanket COTTON Bublo Baby Toddler Sleep Sack with Feet, Wearable Blanket Why it's safe: 100% cotton muslin. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.6 · 2,000+ ratings $9.99 View on Amazon → Unnivoll Baby Sleep Sack Wearable Blanket COTTON Unnivoll Baby Sleep Sack Wearable Blanket Why it's safe: 100% cotton. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.7 · 900+ ratings $26.99 View on Amazon → Ecolino Organic Cotton Baby Sleep Sack, 2-Way Zipper GOTSORGANIC COTTON Ecolino Organic Cotton Baby Sleep Sack, 2-Way Zipper Why it's safe: 100% GOTS certified organic cotton. No polyester or microfiber against infant skin. Materials: ORGANIC COTTON ★ 4.6 · 1,000+ ratings $29.99 View on Amazon → Hudson Baby Cotton Long-Sleeve Wearable Sleeping Bag COTTON Hudson Baby Cotton Long-Sleeve Wearable Sleeping Bag Why it's safe: 100% cotton. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.6 · 1,000+ ratings $13.99 View on Amazon → Woolino 4 Season Baby Sleep Bag with Feet, Merino Wool ORGANIC COTTON Woolino 4 Season Baby Sleep Bag with Feet, Merino Wool Why it's safe: 100% merino wool exterior with organic cotton lining. No polyester or microfiber against infant skin. Materials: WOOL ★ 4.7 · 800+ ratings $93.00 View on Amazon → KeaBabies Organic Baby Sleep Sack, 0.5 TOG ORGANIC COTTON KeaBabies Organic Baby Sleep Sack, 0.5 TOG Why it's safe: 100% organic cotton. No polyester or microfiber against infant skin. Materials: ORGANIC COTTON ★ 4.6 · 1,000+ ratings $26.96 View on Amazon → Roksuma Newborn Swaddle Sleep Sack COTTON Roksuma Newborn Swaddle Sleep Sack Why it's safe: 100% cotton. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.6 · 800+ ratings $32.99 View on Amazon → Mama Cheetah Toddler Sleep Sack with Feet, Long Sleeve ORGANIC COTTON Mama Cheetah Toddler Sleep Sack with Feet, Long Sleeve Why it's safe: 100% organic cotton. No polyester or microfiber against infant skin. Materials: ORGANIC COTTON ★ 4.5 · 1,000+ ratings $34.99 View on Amazon → insular Baby Swaddle Wrap for Newborn COTTON insular Baby Swaddle Wrap for Newborn Why it's safe: 100% cotton. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.6 · 700+ ratings $22.99 View on Amazon → Burt's Bees Baby Organic Beekeeper Infant Wearable Blanket GOTSORGANIC COTTON Burt's Bees Baby Organic Beekeeper Infant Wearable Blanket Why it's safe: 100% GOTS certified organic cotton. No polyester or microfiber against infant skin. Materials: ORGANIC COTTON ★ 4.6 · 700+ ratings $31.96 View on Amazon → Lictin Baby Sleep Sack Toddler Wearable Blanket, 0.5 TOG ORGANIC COTTON Lictin Baby Sleep Sack Toddler Wearable Blanket, 0.5 TOG Why it's safe: 100% organic cotton. No polyester or microfiber against infant skin. Materials: ORGANIC COTTON ★ 4.6 · 600+ ratings $23.99 View on Amazon → Mama Cheetah Baby Sleep Sack, 0.5 TOG ORGANIC COTTON Mama Cheetah Baby Sleep Sack, 0.5 TOG Why it's safe: 100% organic cotton. No polyester or microfiber against infant skin. Materials: ORGANIC COTTON ★ 4.7 · 500+ ratings $25.99 View on Amazon → Little Unicorn Premium Muslin Sleep Bag COTTON Little Unicorn Premium Muslin Sleep Bag Why it's safe: 100% cotton muslin. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.7 · 400+ ratings $44.99 View on Amazon → Yoofoss Baby Sleep Sack Long Sleeve Wearable Blanket COTTON Yoofoss Baby Sleep Sack Long Sleeve Wearable Blanket Why it's safe: 100% cotton. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.6 · 400+ ratings $25.99 View on Amazon → Amazon Essentials Cotton Sleep Sack Wearable Blanket, 0.5 TOG COTTON Amazon Essentials Cotton Sleep Sack Wearable Blanket, 0.5 TOG Why it's safe: 100% cotton. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.5 · 400+ ratings $20.80 View on Amazon → aden + anais Baby Sleeping Bag Wearable Swaddle Blanket COTTON aden + anais Baby Sleeping Bag Wearable Swaddle Blanket Why it's safe: 100% cotton muslin. No polyester or microfiber against infant skin. Materials: COTTON ★ 4.3 · 500+ ratings $49.95 View on Amazon →

What we screened out

✕ Formaldehyde finishes✕ Azo dyes✕ PFAS stain repellents✕ Polyester-only fills