Lux Mundi nylon Advent shells are hand-crafted to duplicate high quality, traditional wax.Refillable Altar Paschal Shells are available in the listed standard sizes and include a brass burner (high polish finish). Accessories such as sockets, paschal nails, and dates are sold separately.Oil burning candles are the liturgical alternative to the increasing costs of maintaining and purchasing wax candles.Available in:1-1/2" x 30"1-15/16" x 33"2-1/2" x 36"Refillable shells can be used with theGallonandQuart OilAdditional Wicks can be foundhereCustom sizing available upon request, pleasecontact usSome shells are in stock and will ship the same business day, but please allow up to 2-3 weeks for delivery. For a specific timeline or if you need your item immediately please contact us.