Zipp Speed Weaponryのインスタグラム(zippspeed) - 5月14日 23時41分

Our new ZIPP SL Sprint stem provides sprinters all the stiffness at a minimum of weight-- just 1.8g per newton meter of stiffness. How’d we do that? The SL Sprint was designed using SRAM’s Exogram technology, the same used in the ultra light and strong SRAM RED cranks. Cool! ? @photowil

[BIHAKUEN]UVシールド(UVShield)

>> 飲む日焼け止め！「UVシールド」を購入する