Ull Backpack 20L

这是一个适用于半天或一天滑雪巡游的轻量背包，具有良好的通用性。背包采用抽绳开合，可适应多种装备，并且内部有专门的安全口袋。外部设有固定滑雪杖和冰镐的环。背包背部可拆卸以进一步减轻重量。

• The description claims that the backpack is suitable for half-day or one-day ski touring missions.
• The description claims that the backpack has good versatility.
• The description claims that the backpack features a compression roll-top design.
• The description claims that the backpack includes a dedicated safety pocket for avalanche gear.
• The description claims that the external loops on the backpack facilitate attaching ski poles and ice axes.