tender for the supply of scuba diving kits go through the tender notice , bcd: • need advanced bcd with integrated weight pockets and mechanical weight release system. • the backpack with built in carrying handle and a traction pad to reduce tank slippage.. • should have knife attachment points. , regulator 1st and 2nd stage: • need four medium-pressure ports all mounted on a rotating turret. it to be useful for optimal hose routing while eliminating sharp bends in the hose. • must be with the narrow exhaust tee for the comfortable regulator. • need braided flexi-hoses with lighter weight, more flexible and more durable. •suitable for coldwater use ( below 10°c / 50°f ) . , octopus: • need the comfo-bit mouthpiece to virtually eliminate jaw-fatigue. • it should be easy to breath in any position. • it should be yellow hose of atleast 36” length. • coldwater compatible. , three gauge console: • need high fidelity depth scale foreasier reading even at shallow depths • the strap must be designed to fit a variety of wrist sizes and wet / dry suit diameters • maximum depth indicator • good luminescent gauge face for easy reading at low light ( 2 feet / 6 metersdepth ) . , booties: • minimum 5mm thickness. . • must be the flexible vulcanized rubber outsole. • heavy-duty zipper. , fins: • fins made of best materials with engineered side ribs and blade in full pocket. • bending zone whichallow to blade to quickly reach the optimal inclination for propulsion and water channeling. • quick release buckles and ergonomic strap. • anti-slip rubber pads on the foot pocket back. • deep color: high visible colors underwater ( yellow and orange ) . , wetsuit • made of in 3mm high-quality non-petroleum-based neoprene • the stitching must be comfortable for bare skin. • with comfortable collar and chest panel. . • o-ring seals on the wrist and ankles to limit water entries. , mask: • need masks with the ability to help release the pressure of the mask on long dives. • the lenses must be clear and with advanced glass, that should reduce glares and enhances contrast in colors. • quick fit buckles with comfort and feel , snorkel: • need snorkel with silicone material. the valve should guarantee sealing as well as ease of purging. • the mouthpiece made of medical silicone for reducing jaw fatigue. • the joint between the mouthpiece / valve box and the corrugate must be swiveling sealed connection that rotates for a better fit. , weight belt: • strong weight belt with a durable stainless steel quick release clip for left or right hand opening. made from super tough nylon webbing. , gloves: • need the gloves made of standard neoprene with glued and blind-stitched seams. • should have been designed ergonomically to minimize hand fatigue on pre-curved fingers. • must be rubberized coating on palm for durability & added gip. • able to adjust cinch closure at wrist. , rash guard: • 0.5 mm thickness • the materials should help to keep warmth, activates blood microcirculation and provide a high level of comfort • zero buoyancy • breathable pu membrane. , dry bag: • need 0.6mm tarpaulin material bag with double sided pvc coating. • waterproof seams to prevent wet gear from leaking. • drain valve for rinsing gear and draining water. • pack size : 68.6 x diam. 30.5 cm. , knife: • need dive knife with 10.8cm blade, 24.2cm overall length. • it should be made of stainless steel or high grade beta alloy titanium. • need nylon with fiberglass fill handle and sheath for superior impact and abrasion resistance. , hood: the hood should comfortably seal around the face and must have a purge system that allows trapped air to come out and prevents water from entering. it should have reflective prints on top for high visibility during dives. , bag: • easy to transport: with collapsible compartment into a zippered pocket on the back of the regulator compartment . • it should be durable made up of good material. • it should be with atleast two-years warranty. • opening size: 34 x 13” diameter ( 86.5 x 33d cm ) , when closed: 5x13” diameter ( 2.7 x 33d cm ) , scuba cylinder: 11.1 lit & 14.3 kg and with good valve gas capacity: 2297 litres. , lead weights: made of non corroded metal1 k.g weight , lead weights: made of non corroded metal 2kg weight , underwater slates: compatible to write under the water with pencil and eraser.