Manufacturer: GPTCAMP. Included Components: Trekking poles. The adjustable length ranges from 43.3" to 51.18" (110-130cm), making them suitable for users from 5'2" to 5'4". Ultra-Lightweight Carbon-Aluminum:Weighing only 8.4 oz per pole, our hiking poles feature a carbon-aluminum fusion design that is 20% lighter than standard aluminum.