Merida Multifunctional Headwear Bandana bell while the grip strips on

while the grip strips on the palms provide extra grip

Both have super round CeramicSpeed balls and hardened-steel races

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Also Hyperglide+ uses this functionality but applies it in the opposite direction

Merida Multifunctional Headwear Bandana bell while the grip strips onFeatures Coolmax textile: sweat can evaporate quickly Seamless construction for irritation free comfort Stretchable material suitable for all head sizes Lightweight and quick drying Premium Merida color theme with sporty design Specifications Gender Unisex UV Protection No Material Breakdown 50% Polyester, 50% Coolmax