The Black Arms Out™ Short Sleeve Swaddelini Sleep Sack is a thoughtfully designed wearable blanket tailored for active, rolling babies. With innovative Hug Technology® built into the knit, it gently supports and soothes your baby while encouraging natural movement and restful sleep. This arms-out style allows freedom of motion as your child grows and learns to roll, crawl, or explore. The seamless, soft, and snug fit delivers comfort without restricting, making it ideal for the transition out of traditional swaddles. Handcrafted with attention to safety and durability, it brings secure sleep and peace of mind to caregivers and little ones alike.
Hug Technology® provides gentle compression for soothing comfort
Arms-out design supports active sleepers and rolling babies
Short-sleeve style keeps baby cool and unrestricted
Seamless knit for softness and comfort against delicate skin
Easy to slip on and integrate into daily sleep routines
Suitable for transition out of traditional swaddles as baby grows
Handcrafted with quality and safety in mind
Style: Short Sleeve Arms Out Sleep Sack
Sizes available: Small (12–18 lbs), Large (18–25 lbs), Extra Large (25–40 lbs)
Fit: Designed for babies who are rolling and moving
Material: Soft, stretch knit fabric that hugs gently
Safety: Designed and tested for secure sleep
Country of Origin: Handcrafted in the USA
1 × Black Arms Out™ Short Sleeve Swaddelini Sleep Sack.
Most orders are shipped via UPS Ground from our warehouse in Scottsdale, Arizona within 3 business day.
Transit times are typically 1 to 5 days. Please see our shipping page for estimated transit times to your location.
Strolleria accepts returns of new, unused items that are returned within 60 days of receipt. See our return policy for more information.