Stage 1 - High Chair:
Approximately 6 months old (Must be capable of sitting upright unassisted) to no more than 40 lbs (18 kg).
Stage 2 - MyTime Chair:
Approximately 8 months old to no more than 50 lbs (22.6 kg).
Stage 3 - Table & Chair:
Children who are walking age to no more than 50 lbs (22.6 kg).