*all measurements/age/weight ranges are approximate.
| size | fully extended rise | waist | leg | weight |
| x-small | 13" w/snap down | 9"-15" | 5"-7" | 5-11 lbs |
| small | 15" | 10"-18" | 5"-10" | 9-16 lbs |
| medium | 17" | 12"-21" | 7"-14" | 14-22 lbs |
| large | 18" | 14"-24" | 8"-15" | 22-32 lbs |
| x-large | 19" | 15"-27" | 8"-17" | 32 lbs + |
Snapless Multi One-Size- Bamboo Terry and Bamboo Velour
| size | weight |
| one size | 10-35 lbs |
Snapless Minis - Bamboo Terry and Bamboo Velour
| size | weight |
| newborns | 5-15 lbs |
Happy Little Clouds- HLCs (Bamboo Terry) and VHLCs (Bamboo Velour)
| size | weight |
| size 1 | 7-15 lbs |
| size 2 | 15-35 lbs |
| size | age | weight | height |
| size 1 | 12-24 months | 20-28 lbs | 21"-34" |
| size 2 | 2-3 years | 27-36 lbs | 34"-38" |
| size 3 | 3+ years | 35-46 lbs | 38"-45" |
| size | approximate measurement |
| x-small | 11.5" x 12.5" |
| small | 12" x 13.5" |
| medium | 14" x 15.5" |
| large | 15.5" x 18" |