Profile Design Aquacell Hydration System Swim Type_Swimskin even on hot days when

even on hot days when you're sweating

Excellent Trail Riding or Commuting Pedals

Speed (CS): 13s

up to an impressive 100-hour max runtime

User replaceable lithium AAA battery

Profile Design Aquacell Hydration System Swim Type_Swimskin even on hot days whenDetails With Profile's Aqua Cell, your favorite drinks are just a straw sip away! This durable, injection molded system features two chambers so you can optimize your hydration with multiple drinks. The main chamber holds 35 ounces and the secondary chamber holds 15 ounces. And, the top caps open easily for on the go refills. Drink bracket sold separately (Profile Design Aerodrink Bracket)