Improve speed shopify webshop (3 pages)

Improve speed of 3 page types to 95 or higher for mobile and desktop.

These are the pages to solve..

https://developers.google.com/speed/pagespeed/insights/?hl=nl&url=http%3A%2F%2Flotsofhappiness.nl%2F

Mobile: 14
Desktop: 66

https://developers.google.com/speed/pagespeed/insights/?hl=nl&url=https%3A%2F%2Flotsofhappiness.nl%2Fcollections%2Fsieraden-1

Mobile: 18
Desktop: 66

https://developers.google.com/speed/pagespeed/insights/?hl=nl&url=https%3A%2F%2Flotsofhappiness.nl%2Fcollections%2Fsieraden-1%2Fproducts%2Farmband-basic-beads

Mobile: 23
Desktop: 52