Our award-winning patented LullaBag has a continuous dual-headed zipper that begins at the neckline and curves along the entire side and bottom of the bag. This unique two-way zipper allows parents to open the bag partially or completely in either direction, making overall use and late-night nappy and clothing changes very easy. LullaBags are available in one luxurious fabric and in two sizes. Small generally fits babies 1-6 months and Large fits babies 6-18 months. Click Here to see Lullabag Size and Temperature Charts Deluxe Cotton Pointelle LullaBag Combining Safety, Convenience and Style The newest addition to the LullaBag line is the beautiful cozy Pointelle Cotton designed for year round use. Made of a luxurious lofty fabric with subtle texture, this breathable cotton keeps baby warm in the Fall & Winter months, yet cool in the Spring & Summer months. Available in White, Blue and Pink. Two sizes: Small: 1-6 months or up to 28" height Large: 6-18 months or up to 35" height