Super articulate and fast when closed but still fully sloshable for riding and rock beats. Dirty Angels are incredibly versatile! Vented bell on the top cymbal adds to articulation and a slight hint of "overdrive" when opened. Bottom cymbal with 6 split rivets. Demo's cymbals are thin. Lead time on orders varies, but they typically ship in 4-6 weeks. If raw materials need to be special ordered to complete your order, this time can increase to 8-10 weeks. Sometimes orders ship faster but this cannot be guaranteed.Please contact us through the contact page if you require rush delivery.