This pretty "Mesh Batik Dress" is by Cute Dolls at The Wash Beach Party event. For your 10L you get 8 different colours via HUD.
As with the previous Cute Dolls dress, you get 5 mesh sizes.
ZZ is wearing:
Dress: Cute Dolls at The Wash
Hair: Analog Dog - Tantrum
Skin: Belleza - Chloe Tan