Choosing the model of a walking stick.  It depends on the elderly status:

Medium CarbonQuad: If the elderly are just recovering and learning to walk

Small CarbonQuad: If the elderly are looking for a Medium Quad alternative and may need to climb the staircase

Chair Walking Sticks:  If the elderly just need to rest at interval

Folding Walking Sticks:  If the elderly need an extra unit for traveling and prefer it to be compact

CarbonBond & Bond (Umbrella Walking Sticks):  If the elderly prefer to use an umbrella as a walking stick and need a support

Standard Walking Sticks:  If the elderly have not been using a walking stick and need a support