It is useful to decontaminate sensitive equipment such as optics and electronics. Although soap and
water are preferred, the M258A1 may also be used to decontaminate biological agents.
b. Each kit contains six foil-packaged decontamination towelettes/wipes in an olive-drab plastic
case. For maximum effectiveness, the kit should be used within one minute of contamination. The basis
of issue is one per soldier.
c. The standard skin decontamination kit is the M258A1 (Figure 3-1) until it is replaced by the
M291 Skin Decontamination Kit. Supplies of M258A1 will be used until exhausted or discarded.
Figure 3-1. M258A1 Skin Decontamination Kit
M291 Skin Decontamination Kit (SDK).
a. The M291 Skin Decontamination Kit allows complete decontamination of the skin by
physical removal, absorption, and neutralization of toxic agent with no long-term harmful effects.
b. A kit consists of six foil-wrapped packets, each containing a decontaminating pad filled with
black powdered resin. The kits are issued on a basis of two M291s (12 packages) per soldier. Local
SOP dictates where these are stored. For maximum effectiveness, the kit should be used within one
c. The M291 Skin Decontaminating Kit (Figure 3-2) should be used both for actual combat and
for training purposes.