KnitWarm® Calf Sleeve offers a comfortable fit and warmth to promote blood circulation.  It is good for passive warm up or reducing muscle soreness after a workout. CalfSleeve can be used nightly for the maintenance of general health in reducing muscle cramps at night and inducing better sleep when you wear to bed. It is ideal to wear during long distance travel for increasing blood flow.

• including 5000mAh ultra slim power bank

• 5 adjustable heat-setting level

• maintain constant temperature

• 15/30/60 mins timer

• mobile app controllable; connected up to 6 KnitWarm products

• invented, designed and made in Hong Kong.