By Muse - By Amber. Shimmering shades born from the warmth of golden hour — each color holds light the way amber holds time: slowly, deeply, forever. 6 shades: BT.21 Golden Hour, BT.22 Maple Drip, BT.23 Burnt Amber, BT.24 Sunset Glow, BT.25 Ruby Glass, BT.26 Velvet Ember.