Maybe wearing a bra (enlite bra weave high support) under align tank (size 10) for more support : r/lululemon

The 5 Best lululemon Bras for Big Boobs - Living My Bex Life

lululemon Align™ Bra *Light Support, A/B Cup, Women's Bras

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Lululemon Enlite Sports Bra Review - Agent Athletica

The 5 Best lululemon Bras for Big Boobs - Living My Bex Life

Enlite Bra *Weave

Lululemon Align Reversible Bra *Light Support, A/B Cup - Tidewater Teal / Green Foliage - lulu fanatics

The 5 Best lululemon Bras for Big Boobs - Living My Bex Life

Enlite Bra *Weave

Best Lululemon Bra for Large Chests Lululemon Bra Collection! Enlite Bra, Run Times Bra & More