Name: Swaddelini Arms Out Long Sleeve Sleep Sack - Black
Brand: Swaddelini
SKU: KS LongSleeveArmsOut
Price: 54.95 USD
Availability: InStock

Swaddelini Arms Out Long Sleeve Sleep Sack - Black

Select Size : Arms Out Long Sleeve Small (12lbs - 18lbs)

Best price guarantee

Authorized retailer

Earn 10% back in rewards points

Free shipping on orders over $49

In stock, ships within one business day

Add to Babylist

[{"id":43213364887626,"title":"Arms Out Long Sleeve Small (12lbs - 18lbs)","option1":"Arms Out Long Sleeve Small (12lbs - 18lbs)","option2":null,"option3":null,"sku":"KS LongSleeveArmsOut","requires_shipping":true,"taxable":true,"featured_image":{"id":34947734536266,"product_id":8102224134218,"position":1,"created_at":"2026-01-07T13:41:43-05:00","updated_at":"2026-01-07T18:44:08-05:00","alt":null,"width":3024,"height":4032,"src":"\/\/strolleria.com\/cdn\/shop\/files\/black_long_sleeve_arms_up_safe_sleep_sack.jpg?v=1767829448","variant_ids":[43213364887626,43213364920394,43213364953162]},"available":true,"name":"Swaddelini Arms Out Long Sleeve Sleep Sack - Black - Arms Out Long Sleeve Small (12lbs - 18lbs)","public_title":"Arms Out Long Sleeve Small (12lbs - 18lbs)","options":["Arms Out Long Sleeve Small (12lbs - 18lbs)"],"price":5495,"weight":136,"compare_at_price":5495,"inventory_quantity":6,"inventory_management":"shopify","inventory_policy":"continue","barcode":null,"featured_media":{"alt":null,"id":26469441372234,"position":1,"preview_image":{"aspect_ratio":0.75,"height":4032,"width":3024,"src":"\/\/strolleria.com\/cdn\/shop\/files\/black_long_sleeve_arms_up_safe_sleep_sack.jpg?v=1767829448"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":43213364920394,"title":"Arms Out Long Sleeve Large (18lbs - 25lbs)","option1":"Arms Out Long Sleeve Large (18lbs - 25lbs)","option2":null,"option3":null,"sku":"KL LongSleeveArmsOut","requires_shipping":true,"taxable":true,"featured_image":{"id":34947734536266,"product_id":8102224134218,"position":1,"created_at":"2026-01-07T13:41:43-05:00","updated_at":"2026-01-07T18:44:08-05:00","alt":null,"width":3024,"height":4032,"src":"\/\/strolleria.com\/cdn\/shop\/files\/black_long_sleeve_arms_up_safe_sleep_sack.jpg?v=1767829448","variant_ids":[43213364887626,43213364920394,43213364953162]},"available":true,"name":"Swaddelini Arms Out Long Sleeve Sleep Sack - Black - Arms Out Long Sleeve Large (18lbs - 25lbs)","public_title":"Arms Out Long Sleeve Large (18lbs - 25lbs)","options":["Arms Out Long Sleeve Large (18lbs - 25lbs)"],"price":5495,"weight":136,"compare_at_price":5495,"inventory_quantity":6,"inventory_management":"shopify","inventory_policy":"continue","barcode":null,"featured_media":{"alt":null,"id":26469441372234,"position":1,"preview_image":{"aspect_ratio":0.75,"height":4032,"width":3024,"src":"\/\/strolleria.com\/cdn\/shop\/files\/black_long_sleeve_arms_up_safe_sleep_sack.jpg?v=1767829448"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}},{"id":43213364953162,"title":"Arms Out Long Sleeve Extra Large (25lbs - 40lbs)","option1":"Arms Out Long Sleeve Extra Large (25lbs - 40lbs)","option2":null,"option3":null,"sku":"KX LongSleeveArmsOut","requires_shipping":true,"taxable":true,"featured_image":{"id":34947734536266,"product_id":8102224134218,"position":1,"created_at":"2026-01-07T13:41:43-05:00","updated_at":"2026-01-07T18:44:08-05:00","alt":null,"width":3024,"height":4032,"src":"\/\/strolleria.com\/cdn\/shop\/files\/black_long_sleeve_arms_up_safe_sleep_sack.jpg?v=1767829448","variant_ids":[43213364887626,43213364920394,43213364953162]},"available":true,"name":"Swaddelini Arms Out Long Sleeve Sleep Sack - Black - Arms Out Long Sleeve Extra Large (25lbs - 40lbs)","public_title":"Arms Out Long Sleeve Extra Large (25lbs - 40lbs)","options":["Arms Out Long Sleeve Extra Large (25lbs - 40lbs)"],"price":5495,"weight":136,"compare_at_price":5495,"inventory_quantity":9,"inventory_management":"shopify","inventory_policy":"continue","barcode":null,"featured_media":{"alt":null,"id":26469441372234,"position":1,"preview_image":{"aspect_ratio":0.75,"height":4032,"width":3024,"src":"\/\/strolleria.com\/cdn\/shop\/files\/black_long_sleeve_arms_up_safe_sleep_sack.jpg?v=1767829448"}},"requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}]

VIEW MORE DETAILS

Add to Babylist

The Swaddelini Arms Out™ Long Sleeve Sleep Sack in Black offers comfort and freedom for babies transitioning out of traditional swaddles. Engineered with signature Hug Technology®, it gently supports and soothes little ones as they begin to roll and explore, helping calm startle reflexes and promote restful sleep. Breathable, seamless knit fabric provides a cozy yet flexible sleep surface, while long sleeves add warmth. Designed for growing infants, this arms-out wearable blanket delivers safety, comfort, and easy care, making bedtime simpler for both baby and caregiver.

Arms-out design supports natural movement as baby grows

Hug Technology® provides gentle compression to calm and soothe

Seamless knit construction for comfort and unrestricted sleep

Long sleeves add warmth and cozy coverage

Easy to integrate into bedtime routines

Comfortable for rolling, moving, and emerging mobility stages

Handcrafted quality with thoughtful design

Designed for babies approximately 18–25 lbs (8.2–11.3 kg)

Long-sleeve wearable blanket style

Seamless knit fabric for breathable comfort

Suitable for babies beginning to roll and explore

Flexible fit that accommodates movement

Available in multiple sizes to grow with your baby

1 × Swaddelini Arms Out™ Long Sleeve Sleep Sack in Black

Most orders are shipped via Fedex Home Delivery from our warehouse in New Jersey within 3 business day.

Transit times are typically 1 to 5 days. Please see our shipping page for estimated transit times to your location.

Please allow additional processing and shipping time during major holidays and sales.

Strolleria accepts returns of new, unused items that are returned within 30 days of receipt. See our return policy for more information.

Select furniture and special-order products are final sale and cannot be returned or exchanged. Please see policy for full details.

Swaddelini Arms Out Long Sleeve Sleep Sack - Black

Customer Reviews