Description Features Reviews Product Description Introducing the ALL NEW Best Sellers 3.0 Merica Sleeve. The wait is over. The new best sellers 3.0 sleeve series also features the newly upgraded reinforced CryoTech Mesh. But we didnt stop there - We reintroduced the classic cut sleeve form factor you have grown to love from the TrainingMask 2.0. The all new 3.0 sleeve is lighter, breathable, and moisture wicking. TRAINING MASK 3.0 IS 100% HAND-WASHABLE Do not machine wash Sleeve Details: Training Mask 3.0 is fully customizable to fit your style Custom form-fitting sleeve for Training Mask 3.0 Training Mask 3.0 Sold Separately Moisture Wicking Precision Comfort Fit Lightweight ALL NEW Reinforced CryoTech Mesh featuring temperature exchange technology