Description OMS Closed Bottom SMB 3.3′ The OMS Closed Bottom SMB 3.3′ is a closed bottom 3.3 foot (1 meter) surface marker made of high visibility, airtight nylon. Inflated orally or by use of BC low pressure inflator hose. “No-Lock” Inflator keeps BC hose from locking on Dump/overpressure valve with manual pull cord Nylon loop to aid in stowing when deflated Stainless Steel “D” ring for attaching line Closed bottom prevents accidental deflation 3.3 feet long (1 meter) Part # OM40416 Emergency Orange Divers Alert Marker ,closed 3.3 feet Buy OMS Gear Online in Canada from Dan’s Dive Shop, a Top Stocking OMS Dealer.
