First, Understand packaging options...
Butterflies can be packaged all loose in 1 or 2 decorative boxes to be released all at once as a mass release right from the 1 or 2 boxes.
Or the butterflies can be packaged in individual, personalized, origami envelopes (One butterfly per envelope). If individual envelopes are ordered, the butterflies will already be packaged in the envelopes when you get them and all of the envelopes will be in a decorative box that they can be passed out from.
Or you can choose to have some of the butterflies packaged in the individual envelopes and the rest loose in one decorative box for mass release.
Now, choose your butterfly type: