Too old to be a flower girl. Not ready for a sophisticated bridesmaid gown. What’s a tween to do? Being part of the bridal party for girls in this age group (between youth and teenager) is exciting.

Tweens and young teens often seem to be in a perpetual cycle of trying on new iterations of themselves — one day they are obsessed with Sol de Janiero body spray and pastel Lululemon belt bags and the ...