Amazon.com: SwaddleDesigns Transitional Swaddle Sack with Arms Up Half-Length Sleeves and Mitten Cuffs, Tiny Arrows, Medium, 3-6mo, 14-21 lbs (Parents' Picks Award Winner, Easy Transition with Better Sleep) : Baby
Transitional Swaddle Sack - Arms Up 1/2-Length Sleeves & Mitten Cuffs, – SwaddleDesigns