The two best-selling Backpacks currently are the Squirrel Baby Carrier Backpack Shoulders Sling Cotton ChildrenStrap Slings Brown Beige, Front Facing Breathable Adjustable Buckle Mesh Wrap Baby Carrier Backpack Carrier Kangaroo and Baby Carrier Backpack Kid Carriage Toddler Sling Wrap(Blue). The most popular Backpacks are from Summer, penny and Moby Wrap. Backpacks from these brands usually cost about RM 20.00 to RM 1252.00. Depending on your needs, you can get Backpacks and Slings. Most Backpacks used today are in Yellow, Red and Purple. Up to 88% discounts on Backpacks can be found only on iprice.