UltrAspire Straw Cap for Softflasks Shirts making these socks ideal for

making these socks ideal for long-distance efforts and varied trail surfaces

At just 181g per shoe (in a women’s size 7)

Whether you're accelerating through a race or settling into a steady rhythm on long trails

With a rim weight at 80%

now in a size that’s made to move with you

UltrAspire Straw Cap for Softflasks Shirts making these socks ideal forThe SoftFlask straw attachment allows you to easily swap between a high flow bite cap or a straw accessory for in pocket use while out in the wilderness, you choose your flask configuration. Fits all 42mm diameter Hydrapak soft flasks with the large diameter top to fit ice cubes to help keep fluids cool while out in the wilderness. Can be combined with our Magclip to keep the straw secure during bumpy rides. Features a high flow Phaser Bite Valve for