If your partner is already doing yoga then here are some gift ideas for you

Couples private yoga class for 1hr - $120 

Introductory props pack including a block, belt and eye bag - $55

Book them into the How to Practice Yoga at Home Workshop - $25

If you partner is NEW to yoga how about

Introduce your partner to yoga - $85 unlimited Level 1 classes (1 month) or $85 Beginner Course (6 weeks)