A casket according to the present invention may include an outer shell comprising a base, a pair of opposing sidewalls extending upwardly from the base, a pair of opposing endwalls extending upwardly from the base and connected to the pair of opposing sidewalls, a lid connected to the pair of opposing sidewalls and adapted to be moved between an opened position and a closed position, and a plurality of rollers carried by the base. At least one of the opposing sidewalls or opposing endwalls is adapted to be moved between an opened position and a closed position. The casket may also include an inner shell comprising a tray, a lid member adapted to overlie the tray member, and a fastener member carried by the lid member and including a pair of opposing end portions adapted to engage a portion of the tray member and adapted to engage one another to fasten the lid member to the tray member.