Youha 優合 矽膠按摩軟墊21mm (1對) Youha Silicone Massage Cushion 21mm

For YH 8004, YH 8016, it comes with hard massage cushion

For The One & YH 8200, it comes with soft massage cushion

Soft cushion massage inserted into 24mm breastshield become 21mm breastshield

需配合24mm硬喇叭變成21mm